Home / 447,924.60-672,146.10-167,470.20

Finding the Fourth Proportional to 447,924.60, 672,146.10 and 167,470.20

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Solution

The fourth proportional to 447,924.60, 672,146.10 and 167,470.20 is: 251,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,924.60 : 672,146.10 = 167,470.20 : x
  2. Step 2: Convert to fraction form
    447,924.60/672,146.10 = 167,470.20/x
  3. Step 3: Cross multiply
    447,924.60x = 672,146.10 × 167,470.20
  4. Step 4: Simplify right side
    447,924.60x = 112,564,441,796.22
  5. Step 5: Solve for x
    x = 112,564,441,796.22/447,924.60
  6. Step 6: Final answer
    x = 251,302.21

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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.