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Finding the Fourth Proportional to 598,615.30, 897,966.15 and 361,447.30

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Solution

The fourth proportional to 598,615.30, 897,966.15 and 361,447.30 is: 542,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,615.30 : 897,966.15 = 361,447.30 : x
  2. Step 2: Convert to fraction form
    598,615.30/897,966.15 = 361,447.30/x
  3. Step 3: Cross multiply
    598,615.30x = 897,966.15 × 361,447.30
  4. Step 4: Simplify right side
    598,615.30x = 324,567,440,408.90
  5. Step 5: Solve for x
    x = 324,567,440,408.90/598,615.30
  6. Step 6: Final answer
    x = 542,197.03

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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.