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Finding the Fourth Proportional to 461,009.75, 636,277.48 and 267,541.25

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Solution

The fourth proportional to 461,009.75, 636,277.48 and 267,541.25 is: 369,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,009.75 : 636,277.48 = 267,541.25 : x
  2. Step 2: Convert to fraction form
    461,009.75/636,277.48 = 267,541.25/x
  3. Step 3: Cross multiply
    461,009.75x = 636,277.48 × 267,541.25
  4. Step 4: Simplify right side
    461,009.75x = 170,230,468,495.81
  5. Step 5: Solve for x
    x = 170,230,468,495.81/461,009.75
  6. Step 6: Final answer
    x = 369,255.68

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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.