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Finding the Fourth Proportional to 344,974.81, 517,425.82 and 92,280.81

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Solution

The fourth proportional to 344,974.81, 517,425.82 and 92,280.81 is: 138,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,974.81 : 517,425.82 = 92,280.81 : x
  2. Step 2: Convert to fraction form
    344,974.81/517,425.82 = 92,280.81/x
  3. Step 3: Cross multiply
    344,974.81x = 517,425.82 × 92,280.81
  4. Step 4: Simplify right side
    344,974.81x = 47,748,470,735.98
  5. Step 5: Solve for x
    x = 47,748,470,735.98/344,974.81
  6. Step 6: Final answer
    x = 138,411.47

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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.