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Finding the Fourth Proportional to 587,233.10, 880,849.65 and 492,754.70

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Solution

The fourth proportional to 587,233.10, 880,849.65 and 492,754.70 is: 739,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,233.10 : 880,849.65 = 492,754.70 : x
  2. Step 2: Convert to fraction form
    587,233.10/880,849.65 = 492,754.70/x
  3. Step 3: Cross multiply
    587,233.10x = 880,849.65 × 492,754.70
  4. Step 4: Simplify right side
    587,233.10x = 434,042,805,030.86
  5. Step 5: Solve for x
    x = 434,042,805,030.86/587,233.10
  6. Step 6: Final answer
    x = 739,132.05

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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.