Home / 692,446.20-1,038,863.70-337,471.80

Finding the Fourth Proportional to 692,446.20, 1,038,863.70 and 337,471.80

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Solution

The fourth proportional to 692,446.20, 1,038,863.70 and 337,471.80 is: 506,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,446.20 : 1,038,863.70 = 337,471.80 : x
  2. Step 2: Convert to fraction form
    692,446.20/1,038,863.70 = 337,471.80/x
  3. Step 3: Cross multiply
    692,446.20x = 1,038,863.70 × 337,471.80
  4. Step 4: Simplify right side
    692,446.20x = 350,587,202,793.66
  5. Step 5: Solve for x
    x = 350,587,202,793.66/692,446.20
  6. Step 6: Final answer
    x = 506,302.44

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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.