Home / 440,766.84-661,098.27-120,951.04

Finding the Fourth Proportional to 440,766.84, 661,098.27 and 120,951.04

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Solution

The fourth proportional to 440,766.84, 661,098.27 and 120,951.04 is: 181,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,766.84 : 661,098.27 = 120,951.04 : x
  2. Step 2: Convert to fraction form
    440,766.84/661,098.27 = 120,951.04/x
  3. Step 3: Cross multiply
    440,766.84x = 661,098.27 × 120,951.04
  4. Step 4: Simplify right side
    440,766.84x = 79,960,523,298.70
  5. Step 5: Solve for x
    x = 79,960,523,298.70/440,766.84
  6. Step 6: Final answer
    x = 181,412.29

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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.