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Finding the Fourth Proportional to 348,559.48, 522,776.34 and 92,393.68

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Solution

The fourth proportional to 348,559.48, 522,776.34 and 92,393.68 is: 138,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,559.48 : 522,776.34 = 92,393.68 : x
  2. Step 2: Convert to fraction form
    348,559.48/522,776.34 = 92,393.68/x
  3. Step 3: Cross multiply
    348,559.48x = 522,776.34 × 92,393.68
  4. Step 4: Simplify right side
    348,559.48x = 48,301,229,869.53
  5. Step 5: Solve for x
    x = 48,301,229,869.53/348,559.48
  6. Step 6: Final answer
    x = 138,573.85

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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.