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Finding the Fourth Proportional to 577,987.48, 866,417.46 and 241,124.92

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Solution

The fourth proportional to 577,987.48, 866,417.46 and 241,124.92 is: 361,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,987.48 : 866,417.46 = 241,124.92 : x
  2. Step 2: Convert to fraction form
    577,987.48/866,417.46 = 241,124.92/x
  3. Step 3: Cross multiply
    577,987.48x = 866,417.46 × 241,124.92
  4. Step 4: Simplify right side
    577,987.48x = 208,914,840,729.10
  5. Step 5: Solve for x
    x = 208,914,840,729.10/577,987.48
  6. Step 6: Final answer
    x = 361,452.19

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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.