Home / 744,431.40-1,116,647.10-295,259.40

Finding the Fourth Proportional to 744,431.40, 1,116,647.10 and 295,259.40

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Solution

The fourth proportional to 744,431.40, 1,116,647.10 and 295,259.40 is: 442,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,431.40 : 1,116,647.10 = 295,259.40 : x
  2. Step 2: Convert to fraction form
    744,431.40/1,116,647.10 = 295,259.40/x
  3. Step 3: Cross multiply
    744,431.40x = 1,116,647.10 × 295,259.40
  4. Step 4: Simplify right side
    744,431.40x = 329,700,552,757.74
  5. Step 5: Solve for x
    x = 329,700,552,757.74/744,431.40
  6. Step 6: Final answer
    x = 442,889.10

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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.