Home / 740,520.32-1,110,550.88-267,144.16

Finding the Fourth Proportional to 740,520.32, 1,110,550.88 and 267,144.16

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Solution

The fourth proportional to 740,520.32, 1,110,550.88 and 267,144.16 is: 400,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,520.32 : 1,110,550.88 = 267,144.16 : x
  2. Step 2: Convert to fraction form
    740,520.32/1,110,550.88 = 267,144.16/x
  3. Step 3: Cross multiply
    740,520.32x = 1,110,550.88 × 267,144.16
  4. Step 4: Simplify right side
    740,520.32x = 296,677,181,974.86
  5. Step 5: Solve for x
    x = 296,677,181,974.86/740,520.32
  6. Step 6: Final answer
    x = 400,633.41

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1.5x scale

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.