Home / 951,955.20-1,313,688.24-522,239.40

Finding the Fourth Proportional to 951,955.20, 1,313,688.24 and 522,239.40

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Solution

The fourth proportional to 951,955.20, 1,313,688.24 and 522,239.40 is: 720,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,955.20 : 1,313,688.24 = 522,239.40 : x
  2. Step 2: Convert to fraction form
    951,955.20/1,313,688.24 = 522,239.40/x
  3. Step 3: Cross multiply
    951,955.20x = 1,313,688.24 × 522,239.40
  4. Step 4: Simplify right side
    951,955.20x = 686,059,758,244.66
  5. Step 5: Solve for x
    x = 686,059,758,244.66/951,955.20
  6. Step 6: Final answer
    x = 720,684.92

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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.