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Finding the Fourth Proportional to 564,377.92, 777,563.23 and 537,473.71

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Solution

The fourth proportional to 564,377.92, 777,563.23 and 537,473.71 is: 740,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,377.92 : 777,563.23 = 537,473.71 : x
  2. Step 2: Convert to fraction form
    564,377.92/777,563.23 = 537,473.71/x
  3. Step 3: Cross multiply
    564,377.92x = 777,563.23 × 537,473.71
  4. Step 4: Simplify right side
    564,377.92x = 417,919,793,987.68
  5. Step 5: Solve for x
    x = 417,919,793,987.68/564,377.92
  6. Step 6: Final answer
    x = 740,496.36

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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.