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Finding the Fourth Proportional to 800,462.04, 1,198,768.88 and 457,867.12

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Solution

The fourth proportional to 800,462.04, 1,198,768.88 and 457,867.12 is: 685,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,462.04 : 1,198,768.88 = 457,867.12 : x
  2. Step 2: Convert to fraction form
    800,462.04/1,198,768.88 = 457,867.12/x
  3. Step 3: Cross multiply
    800,462.04x = 1,198,768.88 × 457,867.12
  4. Step 4: Simplify right side
    800,462.04x = 548,876,854,631.23
  5. Step 5: Solve for x
    x = 548,876,854,631.23/800,462.04
  6. Step 6: Final answer
    x = 685,700.04

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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.