Home / 850,959.90-1,275,127.65-738,110.70

Finding the Fourth Proportional to 850,959.90, 1,275,127.65 and 738,110.70

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Solution

The fourth proportional to 850,959.90, 1,275,127.65 and 738,110.70 is: 1,106,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,959.90 : 1,275,127.65 = 738,110.70 : x
  2. Step 2: Convert to fraction form
    850,959.90/1,275,127.65 = 738,110.70/x
  3. Step 3: Cross multiply
    850,959.90x = 1,275,127.65 × 738,110.70
  4. Step 4: Simplify right side
    850,959.90x = 941,185,362,330.86
  5. Step 5: Solve for x
    x = 941,185,362,330.86/850,959.90
  6. Step 6: Final answer
    x = 1,106,027.87

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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.