Home / 558,860.90-838,351.04-239,045.85

Finding the Fourth Proportional to 558,860.90, 838,351.04 and 239,045.85

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Solution

The fourth proportional to 558,860.90, 838,351.04 and 239,045.85 is: 358,594.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,860.90 : 838,351.04 = 239,045.85 : x
  2. Step 2: Convert to fraction form
    558,860.90/838,351.04 = 239,045.85/x
  3. Step 3: Cross multiply
    558,860.90x = 838,351.04 × 239,045.85
  4. Step 4: Simplify right side
    558,860.90x = 200,404,335,759.96
  5. Step 5: Solve for x
    x = 200,404,335,759.96/558,860.90
  6. Step 6: Final answer
    x = 358,594.31

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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.