Home / 348,108.80-522,199.66-148,450.28

Finding the Fourth Proportional to 348,108.80, 522,199.66 and 148,450.28

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Solution

The fourth proportional to 348,108.80, 522,199.66 and 148,450.28 is: 222,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,108.80 : 522,199.66 = 148,450.28 : x
  2. Step 2: Convert to fraction form
    348,108.80/522,199.66 = 148,450.28/x
  3. Step 3: Cross multiply
    348,108.80x = 522,199.66 × 148,450.28
  4. Step 4: Simplify right side
    348,108.80x = 77,520,685,742.90
  5. Step 5: Solve for x
    x = 77,520,685,742.90/348,108.80
  6. Step 6: Final answer
    x = 222,690.97

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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.