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Finding the Fourth Proportional to 337,385.20, 506,077.80 and 242,906.80

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Solution

The fourth proportional to 337,385.20, 506,077.80 and 242,906.80 is: 364,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,385.20 : 506,077.80 = 242,906.80 : x
  2. Step 2: Convert to fraction form
    337,385.20/506,077.80 = 242,906.80/x
  3. Step 3: Cross multiply
    337,385.20x = 506,077.80 × 242,906.80
  4. Step 4: Simplify right side
    337,385.20x = 122,929,738,949.04
  5. Step 5: Solve for x
    x = 122,929,738,949.04/337,385.20
  6. Step 6: Final answer
    x = 364,360.20

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1.5x scale

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.