Home / 372,599.10-559,269.45-172,964.70

Finding the Fourth Proportional to 372,599.10, 559,269.45 and 172,964.70

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Solution

The fourth proportional to 372,599.10, 559,269.45 and 172,964.70 is: 259,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,599.10 : 559,269.45 = 172,964.70 : x
  2. Step 2: Convert to fraction form
    372,599.10/559,269.45 = 172,964.70/x
  3. Step 3: Cross multiply
    372,599.10x = 559,269.45 × 172,964.70
  4. Step 4: Simplify right side
    372,599.10x = 96,733,872,638.42
  5. Step 5: Solve for x
    x = 96,733,872,638.42/372,599.10
  6. Step 6: Final answer
    x = 259,619.18

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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.