Home / 460,912.60-691,887.30-356,195.80

Finding the Fourth Proportional to 460,912.60, 691,887.30 and 356,195.80

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Solution

The fourth proportional to 460,912.60, 691,887.30 and 356,195.80 is: 534,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,912.60 : 691,887.30 = 356,195.80 : x
  2. Step 2: Convert to fraction form
    460,912.60/691,887.30 = 356,195.80/x
  3. Step 3: Cross multiply
    460,912.60x = 691,887.30 × 356,195.80
  4. Step 4: Simplify right side
    460,912.60x = 246,447,350,333.34
  5. Step 5: Solve for x
    x = 246,447,350,333.34/460,912.60
  6. Step 6: Final answer
    x = 534,694.32

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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.