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Finding the Fourth Proportional to 250,958.12, 375,980.45 and 224,053.92

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Solution

The fourth proportional to 250,958.12, 375,980.45 and 224,053.92 is: 335,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,958.12 : 375,980.45 = 224,053.92 : x
  2. Step 2: Convert to fraction form
    250,958.12/375,980.45 = 224,053.92/x
  3. Step 3: Cross multiply
    250,958.12x = 375,980.45 × 224,053.92
  4. Step 4: Simplify right side
    250,958.12x = 84,239,893,665.86
  5. Step 5: Solve for x
    x = 84,239,893,665.86/250,958.12
  6. Step 6: Final answer
    x = 335,673.11

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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.