Home / 477,974.58-717,069.88-158,125.70

Finding the Fourth Proportional to 477,974.58, 717,069.88 and 158,125.70

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Solution

The fourth proportional to 477,974.58, 717,069.88 and 158,125.70 is: 237,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,974.58 : 717,069.88 = 158,125.70 : x
  2. Step 2: Convert to fraction form
    477,974.58/717,069.88 = 158,125.70/x
  3. Step 3: Cross multiply
    477,974.58x = 717,069.88 × 158,125.70
  4. Step 4: Simplify right side
    477,974.58x = 113,387,173,138.57
  5. Step 5: Solve for x
    x = 113,387,173,138.57/477,974.58
  6. Step 6: Final answer
    x = 237,224.27

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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.