Home / 440,822.89-661,296.61-141,233.39

Finding the Fourth Proportional to 440,822.89, 661,296.61 and 141,233.39

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Solution

The fourth proportional to 440,822.89, 661,296.61 and 141,233.39 is: 211,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,822.89 : 661,296.61 = 141,233.39 : x
  2. Step 2: Convert to fraction form
    440,822.89/661,296.61 = 141,233.39/x
  3. Step 3: Cross multiply
    440,822.89x = 661,296.61 × 141,233.39
  4. Step 4: Simplify right side
    440,822.89x = 93,397,161,319.64
  5. Step 5: Solve for x
    x = 93,397,161,319.64/440,822.89
  6. Step 6: Final answer
    x = 211,870.04

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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.