Home / 238,000.20-357,000.30-227,502.60

Finding the Fourth Proportional to 238,000.20, 357,000.30 and 227,502.60

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Solution

The fourth proportional to 238,000.20, 357,000.30 and 227,502.60 is: 341,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,000.20 : 357,000.30 = 227,502.60 : x
  2. Step 2: Convert to fraction form
    238,000.20/357,000.30 = 227,502.60/x
  3. Step 3: Cross multiply
    238,000.20x = 357,000.30 × 227,502.60
  4. Step 4: Simplify right side
    238,000.20x = 81,218,496,450.78
  5. Step 5: Solve for x
    x = 81,218,496,450.78/238,000.20
  6. Step 6: Final answer
    x = 341,253.90

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1.5x scale

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.