Home / 461,052.41-636,255.94-257,116.48

Finding the Fourth Proportional to 461,052.41, 636,255.94 and 257,116.48

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Solution

The fourth proportional to 461,052.41, 636,255.94 and 257,116.48 is: 354,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,052.41 : 636,255.94 = 257,116.48 : x
  2. Step 2: Convert to fraction form
    461,052.41/636,255.94 = 257,116.48/x
  3. Step 3: Cross multiply
    461,052.41x = 636,255.94 × 257,116.48
  4. Step 4: Simplify right side
    461,052.41x = 163,591,885,197.41
  5. Step 5: Solve for x
    x = 163,591,885,197.41/461,052.41
  6. Step 6: Final answer
    x = 354,822.76

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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.