Home / 357,270.48-493,002.18-196,125.30

Finding the Fourth Proportional to 357,270.48, 493,002.18 and 196,125.30

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Solution

The fourth proportional to 357,270.48, 493,002.18 and 196,125.30 is: 270,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,270.48 : 493,002.18 = 196,125.30 : x
  2. Step 2: Convert to fraction form
    357,270.48/493,002.18 = 196,125.30/x
  3. Step 3: Cross multiply
    357,270.48x = 493,002.18 × 196,125.30
  4. Step 4: Simplify right side
    357,270.48x = 96,690,200,453.15
  5. Step 5: Solve for x
    x = 96,690,200,453.15/357,270.48
  6. Step 6: Final answer
    x = 270,635.85

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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.