Home / 348,581.20-522,094.20-269,438.80

Finding the Fourth Proportional to 348,581.20, 522,094.20 and 269,438.80

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Solution

The fourth proportional to 348,581.20, 522,094.20 and 269,438.80 is: 403,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,581.20 : 522,094.20 = 269,438.80 : x
  2. Step 2: Convert to fraction form
    348,581.20/522,094.20 = 269,438.80/x
  3. Step 3: Cross multiply
    348,581.20x = 522,094.20 × 269,438.80
  4. Step 4: Simplify right side
    348,581.20x = 140,672,434,734.96
  5. Step 5: Solve for x
    x = 140,672,434,734.96/348,581.20
  6. Step 6: Final answer
    x = 403,557.15

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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.