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Finding the Fourth Proportional to 402,753.75, 555,816.24 and 241,549.98

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Solution

The fourth proportional to 402,753.75, 555,816.24 and 241,549.98 is: 333,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,753.75 : 555,816.24 = 241,549.98 : x
  2. Step 2: Convert to fraction form
    402,753.75/555,816.24 = 241,549.98/x
  3. Step 3: Cross multiply
    402,753.75x = 555,816.24 × 241,549.98
  4. Step 4: Simplify right side
    402,753.75x = 134,257,401,655.68
  5. Step 5: Solve for x
    x = 134,257,401,655.68/402,753.75
  6. Step 6: Final answer
    x = 333,348.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.