Home / 888,033.56-1,331,217.66-432,525.20

Finding the Fourth Proportional to 888,033.56, 1,331,217.66 and 432,525.20

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Solution

The fourth proportional to 888,033.56, 1,331,217.66 and 432,525.20 is: 648,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,033.56 : 1,331,217.66 = 432,525.20 : x
  2. Step 2: Convert to fraction form
    888,033.56/1,331,217.66 = 432,525.20/x
  3. Step 3: Cross multiply
    888,033.56x = 1,331,217.66 × 432,525.20
  4. Step 4: Simplify right side
    888,033.56x = 575,785,184,635.03
  5. Step 5: Solve for x
    x = 575,785,184,635.03/888,033.56
  6. Step 6: Final answer
    x = 648,382.24

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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.