Home / 862,597.46-1,293,896.02-231,511.28

Finding the Fourth Proportional to 862,597.46, 1,293,896.02 and 231,511.28

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Solution

The fourth proportional to 862,597.46, 1,293,896.02 and 231,511.28 is: 347,266.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,597.46 : 1,293,896.02 = 231,511.28 : x
  2. Step 2: Convert to fraction form
    862,597.46/1,293,896.02 = 231,511.28/x
  3. Step 3: Cross multiply
    862,597.46x = 1,293,896.02 × 231,511.28
  4. Step 4: Simplify right side
    862,597.46x = 299,551,516,728.85
  5. Step 5: Solve for x
    x = 299,551,516,728.85/862,597.46
  6. Step 6: Final answer
    x = 347,266.87

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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.