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Finding the Fourth Proportional to 348,562.48, 522,780.84 and 92,396.68

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Solution

The fourth proportional to 348,562.48, 522,780.84 and 92,396.68 is: 138,578.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,562.48 : 522,780.84 = 92,396.68 : x
  2. Step 2: Convert to fraction form
    348,562.48/522,780.84 = 92,396.68/x
  3. Step 3: Cross multiply
    348,562.48x = 522,780.84 × 92,396.68
  4. Step 4: Simplify right side
    348,562.48x = 48,303,213,983.61
  5. Step 5: Solve for x
    x = 48,303,213,983.61/348,562.48
  6. Step 6: Final answer
    x = 138,578.35

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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.