Home / 438,740.01-658,150.18-123,194.79

Finding the Fourth Proportional to 438,740.01, 658,150.18 and 123,194.79

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Solution

The fourth proportional to 438,740.01, 658,150.18 and 123,194.79 is: 184,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,740.01 : 658,150.18 = 123,194.79 : x
  2. Step 2: Convert to fraction form
    438,740.01/658,150.18 = 123,194.79/x
  3. Step 3: Cross multiply
    438,740.01x = 658,150.18 × 123,194.79
  4. Step 4: Simplify right side
    438,740.01x = 81,080,672,905.58
  5. Step 5: Solve for x
    x = 81,080,672,905.58/438,740.01
  6. Step 6: Final answer
    x = 184,803.46

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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.