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Finding the Fourth Proportional to 337,385.73, 504,144.57 and 256,977.03

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Solution

The fourth proportional to 337,385.73, 504,144.57 and 256,977.03 is: 383,992.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,385.73 : 504,144.57 = 256,977.03 : x
  2. Step 2: Convert to fraction form
    337,385.73/504,144.57 = 256,977.03/x
  3. Step 3: Cross multiply
    337,385.73x = 504,144.57 × 256,977.03
  4. Step 4: Simplify right side
    337,385.73x = 129,553,574,289.23
  5. Step 5: Solve for x
    x = 129,553,574,289.23/337,385.73
  6. Step 6: Final answer
    x = 383,992.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.