Home / 887,569.38-1,331,689.59-532,830.69

Finding the Fourth Proportional to 887,569.38, 1,331,689.59 and 532,830.69

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Solution

The fourth proportional to 887,569.38, 1,331,689.59 and 532,830.69 is: 799,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,569.38 : 1,331,689.59 = 532,830.69 : x
  2. Step 2: Convert to fraction form
    887,569.38/1,331,689.59 = 532,830.69/x
  3. Step 3: Cross multiply
    887,569.38x = 1,331,689.59 × 532,830.69
  4. Step 4: Simplify right side
    887,569.38x = 709,565,083,105.52
  5. Step 5: Solve for x
    x = 709,565,083,105.52/887,569.38
  6. Step 6: Final answer
    x = 799,447.46

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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.