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Finding the Fourth Proportional to 337,108.60, 506,246.10 and 219,302.20

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Solution

The fourth proportional to 337,108.60, 506,246.10 and 219,302.20 is: 329,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,108.60 : 506,246.10 = 219,302.20 : x
  2. Step 2: Convert to fraction form
    337,108.60/506,246.10 = 219,302.20/x
  3. Step 3: Cross multiply
    337,108.60x = 506,246.10 × 219,302.20
  4. Step 4: Simplify right side
    337,108.60x = 111,020,883,471.42
  5. Step 5: Solve for x
    x = 111,020,883,471.42/337,108.60
  6. Step 6: Final answer
    x = 329,332.69

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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.