Home / 942,956.10-1,301,308.74-513,265.14

Finding the Fourth Proportional to 942,956.10, 1,301,308.74 and 513,265.14

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Solution

The fourth proportional to 942,956.10, 1,301,308.74 and 513,265.14 is: 708,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,956.10 : 1,301,308.74 = 513,265.14 : x
  2. Step 2: Convert to fraction form
    942,956.10/1,301,308.74 = 513,265.14/x
  3. Step 3: Cross multiply
    942,956.10x = 1,301,308.74 × 513,265.14
  4. Step 4: Simplify right side
    942,956.10x = 667,916,412,619.32
  5. Step 5: Solve for x
    x = 667,916,412,619.32/942,956.10
  6. Step 6: Final answer
    x = 708,321.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.