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Finding the Fourth Proportional to 577,400.73, 866,248.85 and 240,329.35

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Solution

The fourth proportional to 577,400.73, 866,248.85 and 240,329.35 is: 360,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,400.73 : 866,248.85 = 240,329.35 : x
  2. Step 2: Convert to fraction form
    577,400.73/866,248.85 = 240,329.35/x
  3. Step 3: Cross multiply
    577,400.73x = 866,248.85 × 240,329.35
  4. Step 4: Simplify right side
    577,400.73x = 208,185,023,058.75
  5. Step 5: Solve for x
    x = 208,185,023,058.75/577,400.73
  6. Step 6: Final answer
    x = 360,555.52

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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.