Home / 311,513.30-467,316.03-124,520.66

Finding the Fourth Proportional to 311,513.30, 467,316.03 and 124,520.66

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Solution

The fourth proportional to 311,513.30, 467,316.03 and 124,520.66 is: 186,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,513.30 : 467,316.03 = 124,520.66 : x
  2. Step 2: Convert to fraction form
    311,513.30/467,316.03 = 124,520.66/x
  3. Step 3: Cross multiply
    311,513.30x = 467,316.03 × 124,520.66
  4. Step 4: Simplify right side
    311,513.30x = 58,190,500,484.18
  5. Step 5: Solve for x
    x = 58,190,500,484.18/311,513.30
  6. Step 6: Final answer
    x = 186,799.41

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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.