Home / 850,974.90-1,275,150.15-738,125.70

Finding the Fourth Proportional to 850,974.90, 1,275,150.15 and 738,125.70

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Solution

The fourth proportional to 850,974.90, 1,275,150.15 and 738,125.70 is: 1,106,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,974.90 : 1,275,150.15 = 738,125.70 : x
  2. Step 2: Convert to fraction form
    850,974.90/1,275,150.15 = 738,125.70/x
  3. Step 3: Cross multiply
    850,974.90x = 1,275,150.15 × 738,125.70
  4. Step 4: Simplify right side
    850,974.90x = 941,221,097,073.86
  5. Step 5: Solve for x
    x = 941,221,097,073.86/850,974.90
  6. Step 6: Final answer
    x = 1,106,050.36

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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.