Home / 957,160.53-1,320,909.80-527,468.22

Finding the Fourth Proportional to 957,160.53, 1,320,909.80 and 527,468.22

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Solution

The fourth proportional to 957,160.53, 1,320,909.80 and 527,468.22 is: 727,921.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,160.53 : 1,320,909.80 = 527,468.22 : x
  2. Step 2: Convert to fraction form
    957,160.53/1,320,909.80 = 527,468.22/x
  3. Step 3: Cross multiply
    957,160.53x = 1,320,909.80 × 527,468.22
  4. Step 4: Simplify right side
    957,160.53x = 696,737,938,349.22
  5. Step 5: Solve for x
    x = 696,737,938,349.22/957,160.53
  6. Step 6: Final answer
    x = 727,921.72

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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.