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Finding the Fourth Proportional to 348,604.52, 522,846.61 and 92,438.89

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Solution

The fourth proportional to 348,604.52, 522,846.61 and 92,438.89 is: 138,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,604.52 : 522,846.61 = 92,438.89 : x
  2. Step 2: Convert to fraction form
    348,604.52/522,846.61 = 92,438.89/x
  3. Step 3: Cross multiply
    348,604.52x = 522,846.61 × 92,438.89
  4. Step 4: Simplify right side
    348,604.52x = 48,331,358,730.45
  5. Step 5: Solve for x
    x = 48,331,358,730.45/348,604.52
  6. Step 6: Final answer
    x = 138,642.38

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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.