Home / 993,401.40-1,490,102.10-245,447.40

Finding the Fourth Proportional to 993,401.40, 1,490,102.10 and 245,447.40

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Solution

The fourth proportional to 993,401.40, 1,490,102.10 and 245,447.40 is: 368,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,401.40 : 1,490,102.10 = 245,447.40 : x
  2. Step 2: Convert to fraction form
    993,401.40/1,490,102.10 = 245,447.40/x
  3. Step 3: Cross multiply
    993,401.40x = 1,490,102.10 × 245,447.40
  4. Step 4: Simplify right side
    993,401.40x = 365,741,686,179.54
  5. Step 5: Solve for x
    x = 365,741,686,179.54/993,401.40
  6. Step 6: Final answer
    x = 368,171.10

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.