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Finding the Fourth Proportional to 467,368.92, 700,790.76 and 193,731.48

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Solution

The fourth proportional to 467,368.92, 700,790.76 and 193,731.48 is: 290,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,368.92 : 700,790.76 = 193,731.48 : x
  2. Step 2: Convert to fraction form
    467,368.92/700,790.76 = 193,731.48/x
  3. Step 3: Cross multiply
    467,368.92x = 700,790.76 × 193,731.48
  4. Step 4: Simplify right side
    467,368.92x = 135,765,231,105.13
  5. Step 5: Solve for x
    x = 135,765,231,105.13/467,368.92
  6. Step 6: Final answer
    x = 290,488.36

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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.