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Finding the Fourth Proportional to 366,272.98, 548,425.12 and 232,428.58

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Solution

The fourth proportional to 366,272.98, 548,425.12 and 232,428.58 is: 348,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,272.98 : 548,425.12 = 232,428.58 : x
  2. Step 2: Convert to fraction form
    366,272.98/548,425.12 = 232,428.58/x
  3. Step 3: Cross multiply
    366,272.98x = 548,425.12 × 232,428.58
  4. Step 4: Simplify right side
    366,272.98x = 127,469,671,877.93
  5. Step 5: Solve for x
    x = 127,469,671,877.93/366,272.98
  6. Step 6: Final answer
    x = 348,018.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.