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Finding the Fourth Proportional to 577,527.12, 866,016.72 and 337,710.60

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Solution

The fourth proportional to 577,527.12, 866,016.72 and 337,710.60 is: 506,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,527.12 : 866,016.72 = 337,710.60 : x
  2. Step 2: Convert to fraction form
    577,527.12/866,016.72 = 337,710.60/x
  3. Step 3: Cross multiply
    577,527.12x = 866,016.72 × 337,710.60
  4. Step 4: Simplify right side
    577,527.12x = 292,463,026,121.23
  5. Step 5: Solve for x
    x = 292,463,026,121.23/577,527.12
  6. Step 6: Final answer
    x = 506,405.70

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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.