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Finding the Fourth Proportional to 337,550.60, 506,520.30 and 127,339.40

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Solution

The fourth proportional to 337,550.60, 506,520.30 and 127,339.40 is: 191,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,550.60 : 506,520.30 = 127,339.40 : x
  2. Step 2: Convert to fraction form
    337,550.60/506,520.30 = 127,339.40/x
  3. Step 3: Cross multiply
    337,550.60x = 506,520.30 × 127,339.40
  4. Step 4: Simplify right side
    337,550.60x = 64,499,991,089.82
  5. Step 5: Solve for x
    x = 64,499,991,089.82/337,550.60
  6. Step 6: Final answer
    x = 191,082.44

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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.