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Finding the Fourth Proportional to 337,520.40, 506,280.60 and 329,744.40

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Solution

The fourth proportional to 337,520.40, 506,280.60 and 329,744.40 is: 494,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,520.40 : 506,280.60 = 329,744.40 : x
  2. Step 2: Convert to fraction form
    337,520.40/506,280.60 = 329,744.40/x
  3. Step 3: Cross multiply
    337,520.40x = 506,280.60 × 329,744.40
  4. Step 4: Simplify right side
    337,520.40x = 166,943,192,678.64
  5. Step 5: Solve for x
    x = 166,943,192,678.64/337,520.40
  6. Step 6: Final answer
    x = 494,616.60

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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.