Home / 348,270.57-522,317.03-108,337.55

Finding the Fourth Proportional to 348,270.57, 522,317.03 and 108,337.55

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Solution

The fourth proportional to 348,270.57, 522,317.03 and 108,337.55 is: 162,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,270.57 : 522,317.03 = 108,337.55 : x
  2. Step 2: Convert to fraction form
    348,270.57/522,317.03 = 108,337.55/x
  3. Step 3: Cross multiply
    348,270.57x = 522,317.03 × 108,337.55
  4. Step 4: Simplify right side
    348,270.57x = 56,586,544,200.20
  5. Step 5: Solve for x
    x = 56,586,544,200.20/348,270.57
  6. Step 6: Final answer
    x = 162,478.68

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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.