Home / 416,325.15-574,542.63-255,149.06

Finding the Fourth Proportional to 416,325.15, 574,542.63 and 255,149.06

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Solution

The fourth proportional to 416,325.15, 574,542.63 and 255,149.06 is: 352,114.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,325.15 : 574,542.63 = 255,149.06 : x
  2. Step 2: Convert to fraction form
    416,325.15/574,542.63 = 255,149.06/x
  3. Step 3: Cross multiply
    416,325.15x = 574,542.63 × 255,149.06
  4. Step 4: Simplify right side
    416,325.15x = 146,594,009,101.72
  5. Step 5: Solve for x
    x = 146,594,009,101.72/416,325.15
  6. Step 6: Final answer
    x = 352,114.23

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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.