Home / 461,272.55-636,682.75-267,742.61

Finding the Fourth Proportional to 461,272.55, 636,682.75 and 267,742.61

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Solution

The fourth proportional to 461,272.55, 636,682.75 and 267,742.61 is: 369,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,272.55 : 636,682.75 = 267,742.61 : x
  2. Step 2: Convert to fraction form
    461,272.55/636,682.75 = 267,742.61/x
  3. Step 3: Cross multiply
    461,272.55x = 636,682.75 × 267,742.61
  4. Step 4: Simplify right side
    461,272.55x = 170,467,101,238.18
  5. Step 5: Solve for x
    x = 170,467,101,238.18/461,272.55
  6. Step 6: Final answer
    x = 369,558.30

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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.