Home / 348,445.45-522,618.81-111,757.38

Finding the Fourth Proportional to 348,445.45, 522,618.81 and 111,757.38

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Solution

The fourth proportional to 348,445.45, 522,618.81 and 111,757.38 is: 167,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,445.45 : 522,618.81 = 111,757.38 : x
  2. Step 2: Convert to fraction form
    348,445.45/522,618.81 = 111,757.38/x
  3. Step 3: Cross multiply
    348,445.45x = 522,618.81 × 111,757.38
  4. Step 4: Simplify right side
    348,445.45x = 58,406,508,944.32
  5. Step 5: Solve for x
    x = 58,406,508,944.32/348,445.45
  6. Step 6: Final answer
    x = 167,620.24

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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.