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Finding the Fourth Proportional to 250,657.28, 375,107.34 and 179,658.20

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Solution

The fourth proportional to 250,657.28, 375,107.34 and 179,658.20 is: 268,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,657.28 : 375,107.34 = 179,658.20 : x
  2. Step 2: Convert to fraction form
    250,657.28/375,107.34 = 179,658.20/x
  3. Step 3: Cross multiply
    250,657.28x = 375,107.34 × 179,658.20
  4. Step 4: Simplify right side
    250,657.28x = 67,391,109,511.19
  5. Step 5: Solve for x
    x = 67,391,109,511.19/250,657.28
  6. Step 6: Final answer
    x = 268,857.58

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1.5x scale

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.