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Finding the Fourth Proportional to 916,414.68, 1,373,930.78 and 600,951

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Solution

The fourth proportional to 916,414.68, 1,373,930.78 and 600,951 is: 900,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,414.68 : 1,373,930.78 = 600,951 : x
  2. Step 2: Convert to fraction form
    916,414.68/1,373,930.78 = 600,951/x
  3. Step 3: Cross multiply
    916,414.68x = 1,373,930.78 × 600,951
  4. Step 4: Simplify right side
    916,414.68x = 825,665,076,171.78
  5. Step 5: Solve for x
    x = 825,665,076,171.78/916,414.68
  6. Step 6: Final answer
    x = 900,973.21

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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.