Home / 752,259.68-1,126,661.52-632,405.60

Finding the Fourth Proportional to 752,259.68, 1,126,661.52 and 632,405.60

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Solution

The fourth proportional to 752,259.68, 1,126,661.52 and 632,405.60 is: 947,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,259.68 : 1,126,661.52 = 632,405.60 : x
  2. Step 2: Convert to fraction form
    752,259.68/1,126,661.52 = 632,405.60/x
  3. Step 3: Cross multiply
    752,259.68x = 1,126,661.52 × 632,405.60
  4. Step 4: Simplify right side
    752,259.68x = 712,507,054,552.51
  5. Step 5: Solve for x
    x = 712,507,054,552.51/752,259.68
  6. Step 6: Final answer
    x = 947,155.71

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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.