Home / 416,262.18-574,441.77-225,275.61

Finding the Fourth Proportional to 416,262.18, 574,441.77 and 225,275.61

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Solution

The fourth proportional to 416,262.18, 574,441.77 and 225,275.61 is: 310,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,262.18 : 574,441.77 = 225,275.61 : x
  2. Step 2: Convert to fraction form
    416,262.18/574,441.77 = 225,275.61/x
  3. Step 3: Cross multiply
    416,262.18x = 574,441.77 × 225,275.61
  4. Step 4: Simplify right side
    416,262.18x = 129,407,720,146.23
  5. Step 5: Solve for x
    x = 129,407,720,146.23/416,262.18
  6. Step 6: Final answer
    x = 310,880.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.