Home / 442,166.46-610,016.50-272,105.34

Finding the Fourth Proportional to 442,166.46, 610,016.50 and 272,105.34

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Solution

The fourth proportional to 442,166.46, 610,016.50 and 272,105.34 is: 375,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,166.46 : 610,016.50 = 272,105.34 : x
  2. Step 2: Convert to fraction form
    442,166.46/610,016.50 = 272,105.34/x
  3. Step 3: Cross multiply
    442,166.46x = 610,016.50 × 272,105.34
  4. Step 4: Simplify right side
    442,166.46x = 165,988,747,138.11
  5. Step 5: Solve for x
    x = 165,988,747,138.11/442,166.46
  6. Step 6: Final answer
    x = 375,398.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.