Home / 440,823.96-661,298.20-141,234.46

Finding the Fourth Proportional to 440,823.96, 661,298.20 and 141,234.46

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Solution

The fourth proportional to 440,823.96, 661,298.20 and 141,234.46 is: 211,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,823.96 : 661,298.20 = 141,234.46 : x
  2. Step 2: Convert to fraction form
    440,823.96/661,298.20 = 141,234.46/x
  3. Step 3: Cross multiply
    440,823.96x = 661,298.20 × 141,234.46
  4. Step 4: Simplify right side
    440,823.96x = 93,398,094,175.97
  5. Step 5: Solve for x
    x = 93,398,094,175.97/440,823.96
  6. Step 6: Final answer
    x = 211,871.64

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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.