Home / 348,830.20-523,245.30-248,446.90

Finding the Fourth Proportional to 348,830.20, 523,245.30 and 248,446.90

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Solution

The fourth proportional to 348,830.20, 523,245.30 and 248,446.90 is: 372,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,830.20 : 523,245.30 = 248,446.90 : x
  2. Step 2: Convert to fraction form
    348,830.20/523,245.30 = 248,446.90/x
  3. Step 3: Cross multiply
    348,830.20x = 523,245.30 × 248,446.90
  4. Step 4: Simplify right side
    348,830.20x = 129,998,672,724.57
  5. Step 5: Solve for x
    x = 129,998,672,724.57/348,830.20
  6. Step 6: Final answer
    x = 372,670.35

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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.