Home / 439,373.01-658,822.42-199,355.95

Finding the Fourth Proportional to 439,373.01, 658,822.42 and 199,355.95

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Solution

The fourth proportional to 439,373.01, 658,822.42 and 199,355.95 is: 298,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,373.01 : 658,822.42 = 199,355.95 : x
  2. Step 2: Convert to fraction form
    439,373.01/658,822.42 = 199,355.95/x
  3. Step 3: Cross multiply
    439,373.01x = 658,822.42 × 199,355.95
  4. Step 4: Simplify right side
    439,373.01x = 131,340,165,129.51
  5. Step 5: Solve for x
    x = 131,340,165,129.51/439,373.01
  6. Step 6: Final answer
    x = 298,926.34

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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.