Home / 411,324.46-617,000.34-141,449.95

Finding the Fourth Proportional to 411,324.46, 617,000.34 and 141,449.95

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Solution

The fourth proportional to 411,324.46, 617,000.34 and 141,449.95 is: 212,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,324.46 : 617,000.34 = 141,449.95 : x
  2. Step 2: Convert to fraction form
    411,324.46/617,000.34 = 141,449.95/x
  3. Step 3: Cross multiply
    411,324.46x = 617,000.34 × 141,449.95
  4. Step 4: Simplify right side
    411,324.46x = 87,274,666,809.36
  5. Step 5: Solve for x
    x = 87,274,666,809.36/411,324.46
  6. Step 6: Final answer
    x = 212,179.62

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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.