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Finding the Fourth Proportional to 372,266.27, 558,187.55 and 254,080.79

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Solution

The fourth proportional to 372,266.27, 558,187.55 and 254,080.79 is: 380,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,266.27 : 558,187.55 = 254,080.79 : x
  2. Step 2: Convert to fraction form
    372,266.27/558,187.55 = 254,080.79/x
  3. Step 3: Cross multiply
    372,266.27x = 558,187.55 × 254,080.79
  4. Step 4: Simplify right side
    372,266.27x = 141,824,732,401.76
  5. Step 5: Solve for x
    x = 141,824,732,401.76/372,266.27
  6. Step 6: Final answer
    x = 380,976.59

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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.