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Finding the Fourth Proportional to 348,586.32, 522,774.48 and 123,917.04

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Solution

The fourth proportional to 348,586.32, 522,774.48 and 123,917.04 is: 185,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,586.32 : 522,774.48 = 123,917.04 : x
  2. Step 2: Convert to fraction form
    348,586.32/522,774.48 = 123,917.04/x
  3. Step 3: Cross multiply
    348,586.32x = 522,774.48 × 123,917.04
  4. Step 4: Simplify right side
    348,586.32x = 64,780,666,149.14
  5. Step 5: Solve for x
    x = 64,780,666,149.14/348,586.32
  6. Step 6: Final answer
    x = 185,838.23

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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.