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Finding the Fourth Proportional to 598,531.73, 897,798.62 and 479,346.73

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Solution

The fourth proportional to 598,531.73, 897,798.62 and 479,346.73 is: 719,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,531.73 : 897,798.62 = 479,346.73 : x
  2. Step 2: Convert to fraction form
    598,531.73/897,798.62 = 479,346.73/x
  3. Step 3: Cross multiply
    598,531.73x = 897,798.62 × 479,346.73
  4. Step 4: Simplify right side
    598,531.73x = 430,356,831,649.38
  5. Step 5: Solve for x
    x = 430,356,831,649.38/598,531.73
  6. Step 6: Final answer
    x = 719,020.92

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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.