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Finding the Fourth Proportional to 467,301.20, 701,124.60 and 187,019.60

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Solution

The fourth proportional to 467,301.20, 701,124.60 and 187,019.60 is: 280,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,301.20 : 701,124.60 = 187,019.60 : x
  2. Step 2: Convert to fraction form
    467,301.20/701,124.60 = 187,019.60/x
  3. Step 3: Cross multiply
    467,301.20x = 701,124.60 × 187,019.60
  4. Step 4: Simplify right side
    467,301.20x = 131,124,042,242.16
  5. Step 5: Solve for x
    x = 131,124,042,242.16/467,301.20
  6. Step 6: Final answer
    x = 280,598.56

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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.