Home / 349,256.79-523,446.84-149,342.04

Finding the Fourth Proportional to 349,256.79, 523,446.84 and 149,342.04

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Solution

The fourth proportional to 349,256.79, 523,446.84 and 149,342.04 is: 223,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,256.79 : 523,446.84 = 149,342.04 : x
  2. Step 2: Convert to fraction form
    349,256.79/523,446.84 = 149,342.04/x
  3. Step 3: Cross multiply
    349,256.79x = 523,446.84 × 149,342.04
  4. Step 4: Simplify right side
    349,256.79x = 78,172,618,917.15
  5. Step 5: Solve for x
    x = 78,172,618,917.15/349,256.79
  6. Step 6: Final answer
    x = 223,825.62

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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.