Home / 993,554.10-1,490,331.15-245,600.10

Finding the Fourth Proportional to 993,554.10, 1,490,331.15 and 245,600.10

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Solution

The fourth proportional to 993,554.10, 1,490,331.15 and 245,600.10 is: 368,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,554.10 : 1,490,331.15 = 245,600.10 : x
  2. Step 2: Convert to fraction form
    993,554.10/1,490,331.15 = 245,600.10/x
  3. Step 3: Cross multiply
    993,554.10x = 1,490,331.15 × 245,600.10
  4. Step 4: Simplify right side
    993,554.10x = 366,025,479,473.12
  5. Step 5: Solve for x
    x = 366,025,479,473.12/993,554.10
  6. Step 6: Final answer
    x = 368,400.15

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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.