Home / 932,635.71-1,286,945.42-524,728.55

Finding the Fourth Proportional to 932,635.71, 1,286,945.42 and 524,728.55

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Solution

The fourth proportional to 932,635.71, 1,286,945.42 and 524,728.55 is: 724,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,635.71 : 1,286,945.42 = 524,728.55 : x
  2. Step 2: Convert to fraction form
    932,635.71/1,286,945.42 = 524,728.55/x
  3. Step 3: Cross multiply
    932,635.71x = 1,286,945.42 × 524,728.55
  4. Step 4: Simplify right side
    932,635.71x = 675,297,004,759.46
  5. Step 5: Solve for x
    x = 675,297,004,759.46/932,635.71
  6. Step 6: Final answer
    x = 724,073.72

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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.