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Finding the Fourth Proportional to 384,952.88, 577,429.62 and 104,470.14

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Solution

The fourth proportional to 384,952.88, 577,429.62 and 104,470.14 is: 156,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,952.88 : 577,429.62 = 104,470.14 : x
  2. Step 2: Convert to fraction form
    384,952.88/577,429.62 = 104,470.14/x
  3. Step 3: Cross multiply
    384,952.88x = 577,429.62 × 104,470.14
  4. Step 4: Simplify right side
    384,952.88x = 60,324,153,241.55
  5. Step 5: Solve for x
    x = 60,324,153,241.55/384,952.88
  6. Step 6: Final answer
    x = 156,705.29

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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.