Home / 752,140.40-1,126,679.70-466,955.60

Finding the Fourth Proportional to 752,140.40, 1,126,679.70 and 466,955.60

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Solution

The fourth proportional to 752,140.40, 1,126,679.70 and 466,955.60 is: 699,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,140.40 : 1,126,679.70 = 466,955.60 : x
  2. Step 2: Convert to fraction form
    752,140.40/1,126,679.70 = 466,955.60/x
  3. Step 3: Cross multiply
    752,140.40x = 1,126,679.70 × 466,955.60
  4. Step 4: Simplify right side
    752,140.40x = 526,109,395,321.32
  5. Step 5: Solve for x
    x = 526,109,395,321.32/752,140.40
  6. Step 6: Final answer
    x = 699,482.96

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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.