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Finding the Fourth Proportional to 461,374.22, 636,696.51 and 260,170.22

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Solution

The fourth proportional to 461,374.22, 636,696.51 and 260,170.22 is: 359,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,374.22 : 636,696.51 = 260,170.22 : x
  2. Step 2: Convert to fraction form
    461,374.22/636,696.51 = 260,170.22/x
  3. Step 3: Cross multiply
    461,374.22x = 636,696.51 × 260,170.22
  4. Step 4: Simplify right side
    461,374.22x = 165,649,471,079.93
  5. Step 5: Solve for x
    x = 165,649,471,079.93/461,374.22
  6. Step 6: Final answer
    x = 359,034.95

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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.