Home / 866,213.70-1,195,382.46-479,008.98

Finding the Fourth Proportional to 866,213.70, 1,195,382.46 and 479,008.98

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Solution

The fourth proportional to 866,213.70, 1,195,382.46 and 479,008.98 is: 661,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,213.70 : 1,195,382.46 = 479,008.98 : x
  2. Step 2: Convert to fraction form
    866,213.70/1,195,382.46 = 479,008.98/x
  3. Step 3: Cross multiply
    866,213.70x = 1,195,382.46 × 479,008.98
  4. Step 4: Simplify right side
    866,213.70x = 572,598,932,874.49
  5. Step 5: Solve for x
    x = 572,598,932,874.49/866,213.70
  6. Step 6: Final answer
    x = 661,036.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.