Home / 439,304.98-658,205.23-239,765.38

Finding the Fourth Proportional to 439,304.98, 658,205.23 and 239,765.38

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Solution

The fourth proportional to 439,304.98, 658,205.23 and 239,765.38 is: 359,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,304.98 : 658,205.23 = 239,765.38 : x
  2. Step 2: Convert to fraction form
    439,304.98/658,205.23 = 239,765.38/x
  3. Step 3: Cross multiply
    439,304.98x = 658,205.23 × 239,765.38
  4. Step 4: Simplify right side
    439,304.98x = 157,814,827,088.94
  5. Step 5: Solve for x
    x = 157,814,827,088.94/439,304.98
  6. Step 6: Final answer
    x = 359,237.51

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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.