Home / 876,634.20-1,314,951.30-734,916.60

Finding the Fourth Proportional to 876,634.20, 1,314,951.30 and 734,916.60

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Solution

The fourth proportional to 876,634.20, 1,314,951.30 and 734,916.60 is: 1,102,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,634.20 : 1,314,951.30 = 734,916.60 : x
  2. Step 2: Convert to fraction form
    876,634.20/1,314,951.30 = 734,916.60/x
  3. Step 3: Cross multiply
    876,634.20x = 1,314,951.30 × 734,916.60
  4. Step 4: Simplify right side
    876,634.20x = 966,379,538,561.58
  5. Step 5: Solve for x
    x = 966,379,538,561.58/876,634.20
  6. Step 6: Final answer
    x = 1,102,374.90

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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.