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Finding the Fourth Proportional to 461,407.06, 636,757.01 and 267,800.25

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Solution

The fourth proportional to 461,407.06, 636,757.01 and 267,800.25 is: 369,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,407.06 : 636,757.01 = 267,800.25 : x
  2. Step 2: Convert to fraction form
    461,407.06/636,757.01 = 267,800.25/x
  3. Step 3: Cross multiply
    461,407.06x = 636,757.01 × 267,800.25
  4. Step 4: Simplify right side
    461,407.06x = 170,523,686,467.25
  5. Step 5: Solve for x
    x = 170,523,686,467.25/461,407.06
  6. Step 6: Final answer
    x = 369,573.21

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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.