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Finding the Fourth Proportional to 483,565.55, 667,307.16 and 268,700.09

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Solution

The fourth proportional to 483,565.55, 667,307.16 and 268,700.09 is: 370,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,565.55 : 667,307.16 = 268,700.09 : x
  2. Step 2: Convert to fraction form
    483,565.55/667,307.16 = 268,700.09/x
  3. Step 3: Cross multiply
    483,565.55x = 667,307.16 × 268,700.09
  4. Step 4: Simplify right side
    483,565.55x = 179,305,490,613.11
  5. Step 5: Solve for x
    x = 179,305,490,613.11/483,565.55
  6. Step 6: Final answer
    x = 370,798.73

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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.