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Finding the Fourth Proportional to 598,560.67, 897,856.52 and 172,079.27

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Solution

The fourth proportional to 598,560.67, 897,856.52 and 172,079.27 is: 258,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,560.67 : 897,856.52 = 172,079.27 : x
  2. Step 2: Convert to fraction form
    598,560.67/897,856.52 = 172,079.27/x
  3. Step 3: Cross multiply
    598,560.67x = 897,856.52 × 172,079.27
  4. Step 4: Simplify right side
    598,560.67x = 154,502,492,543.62
  5. Step 5: Solve for x
    x = 154,502,492,543.62/598,560.67
  6. Step 6: Final answer
    x = 258,123.36

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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.