Home / 382,861.56-573,289.02-269,930.40

Finding the Fourth Proportional to 382,861.56, 573,289.02 and 269,930.40

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Solution

The fourth proportional to 382,861.56, 573,289.02 and 269,930.40 is: 404,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,861.56 : 573,289.02 = 269,930.40 : x
  2. Step 2: Convert to fraction form
    382,861.56/573,289.02 = 269,930.40/x
  3. Step 3: Cross multiply
    382,861.56x = 573,289.02 × 269,930.40
  4. Step 4: Simplify right side
    382,861.56x = 154,748,134,484.21
  5. Step 5: Solve for x
    x = 154,748,134,484.21/382,861.56
  6. Step 6: Final answer
    x = 404,188.23

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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.