Home / 439,110.28-658,607.10-123,594.22

Finding the Fourth Proportional to 439,110.28, 658,607.10 and 123,594.22

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Solution

The fourth proportional to 439,110.28, 658,607.10 and 123,594.22 is: 185,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,110.28 : 658,607.10 = 123,594.22 : x
  2. Step 2: Convert to fraction form
    439,110.28/658,607.10 = 123,594.22/x
  3. Step 3: Cross multiply
    439,110.28x = 658,607.10 × 123,594.22
  4. Step 4: Simplify right side
    439,110.28x = 81,400,030,810.96
  5. Step 5: Solve for x
    x = 81,400,030,810.96/439,110.28
  6. Step 6: Final answer
    x = 185,374.91

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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.