Home / 458,024.13-687,083.40-158,504.27

Finding the Fourth Proportional to 458,024.13, 687,083.40 and 158,504.27

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Solution

The fourth proportional to 458,024.13, 687,083.40 and 158,504.27 is: 237,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,024.13 : 687,083.40 = 158,504.27 : x
  2. Step 2: Convert to fraction form
    458,024.13/687,083.40 = 158,504.27/x
  3. Step 3: Cross multiply
    458,024.13x = 687,083.40 × 158,504.27
  4. Step 4: Simplify right side
    458,024.13x = 108,905,649,310.70
  5. Step 5: Solve for x
    x = 108,905,649,310.70/458,024.13
  6. Step 6: Final answer
    x = 237,772.73

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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.