Home / 924,501.40-1,275,787.42-516,606.61

Finding the Fourth Proportional to 924,501.40, 1,275,787.42 and 516,606.61

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Solution

The fourth proportional to 924,501.40, 1,275,787.42 and 516,606.61 is: 712,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,501.40 : 1,275,787.42 = 516,606.61 : x
  2. Step 2: Convert to fraction form
    924,501.40/1,275,787.42 = 516,606.61/x
  3. Step 3: Cross multiply
    924,501.40x = 1,275,787.42 × 516,606.61
  4. Step 4: Simplify right side
    924,501.40x = 659,080,214,126.85
  5. Step 5: Solve for x
    x = 659,080,214,126.85/924,501.40
  6. Step 6: Final answer
    x = 712,903.42

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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.