Home / 752,170.30-1,127,194.55-415,362.58

Finding the Fourth Proportional to 752,170.30, 1,127,194.55 and 415,362.58

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Solution

The fourth proportional to 752,170.30, 1,127,194.55 and 415,362.58 is: 622,458.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,170.30 : 1,127,194.55 = 415,362.58 : x
  2. Step 2: Convert to fraction form
    752,170.30/1,127,194.55 = 415,362.58/x
  3. Step 3: Cross multiply
    752,170.30x = 1,127,194.55 × 415,362.58
  4. Step 4: Simplify right side
    752,170.30x = 468,194,437,488.35
  5. Step 5: Solve for x
    x = 468,194,437,488.35/752,170.30
  6. Step 6: Final answer
    x = 622,458.02

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1.5x scale

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.