Home / 309,793.23-464,257.28-167,331.35

Finding the Fourth Proportional to 309,793.23, 464,257.28 and 167,331.35

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Solution

The fourth proportional to 309,793.23, 464,257.28 and 167,331.35 is: 250,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,793.23 : 464,257.28 = 167,331.35 : x
  2. Step 2: Convert to fraction form
    309,793.23/464,257.28 = 167,331.35/x
  3. Step 3: Cross multiply
    309,793.23x = 464,257.28 × 167,331.35
  4. Step 4: Simplify right side
    309,793.23x = 77,684,797,409.73
  5. Step 5: Solve for x
    x = 77,684,797,409.73/309,793.23
  6. Step 6: Final answer
    x = 250,763.38

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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.