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Finding the Fourth Proportional to 474,766.62, 655,176.84 and 259,904.81

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Solution

The fourth proportional to 474,766.62, 655,176.84 and 259,904.81 is: 358,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,766.62 : 655,176.84 = 259,904.81 : x
  2. Step 2: Convert to fraction form
    474,766.62/655,176.84 = 259,904.81/x
  3. Step 3: Cross multiply
    474,766.62x = 655,176.84 × 259,904.81
  4. Step 4: Simplify right side
    474,766.62x = 170,283,608,840.72
  5. Step 5: Solve for x
    x = 170,283,608,840.72/474,766.62
  6. Step 6: Final answer
    x = 358,668.03

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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.