Home / 393,731.88-590,044.18-224,999.36

Finding the Fourth Proportional to 393,731.88, 590,044.18 and 224,999.36

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Solution

The fourth proportional to 393,731.88, 590,044.18 and 224,999.36 is: 337,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,731.88 : 590,044.18 = 224,999.36 : x
  2. Step 2: Convert to fraction form
    393,731.88/590,044.18 = 224,999.36/x
  3. Step 3: Cross multiply
    393,731.88x = 590,044.18 × 224,999.36
  4. Step 4: Simplify right side
    393,731.88x = 132,759,562,871.73
  5. Step 5: Solve for x
    x = 132,759,562,871.73/393,731.88
  6. Step 6: Final answer
    x = 337,182.66

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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.