Home / 416,311.29-574,520.08-255,255.15

Finding the Fourth Proportional to 416,311.29, 574,520.08 and 255,255.15

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Solution

The fourth proportional to 416,311.29, 574,520.08 and 255,255.15 is: 352,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,311.29 : 574,520.08 = 255,255.15 : x
  2. Step 2: Convert to fraction form
    416,311.29/574,520.08 = 255,255.15/x
  3. Step 3: Cross multiply
    416,311.29x = 574,520.08 × 255,255.15
  4. Step 4: Simplify right side
    416,311.29x = 146,649,206,963.95
  5. Step 5: Solve for x
    x = 146,649,206,963.95/416,311.29
  6. Step 6: Final answer
    x = 352,258.54

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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.