Home / 337,974.20-506,961.30-225,999.80

Finding the Fourth Proportional to 337,974.20, 506,961.30 and 225,999.80

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Solution

The fourth proportional to 337,974.20, 506,961.30 and 225,999.80 is: 338,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,974.20 : 506,961.30 = 225,999.80 : x
  2. Step 2: Convert to fraction form
    337,974.20/506,961.30 = 225,999.80/x
  3. Step 3: Cross multiply
    337,974.20x = 506,961.30 × 225,999.80
  4. Step 4: Simplify right side
    337,974.20x = 114,573,152,407.74
  5. Step 5: Solve for x
    x = 114,573,152,407.74/337,974.20
  6. Step 6: Final answer
    x = 338,999.70

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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.