Home / 348,444.45-522,617.31-111,756.38

Finding the Fourth Proportional to 348,444.45, 522,617.31 and 111,756.38

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Solution

The fourth proportional to 348,444.45, 522,617.31 and 111,756.38 is: 167,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,444.45 : 522,617.31 = 111,756.38 : x
  2. Step 2: Convert to fraction form
    348,444.45/522,617.31 = 111,756.38/x
  3. Step 3: Cross multiply
    348,444.45x = 522,617.31 × 111,756.38
  4. Step 4: Simplify right side
    348,444.45x = 58,405,816,077.85
  5. Step 5: Solve for x
    x = 58,405,816,077.85/348,444.45
  6. Step 6: Final answer
    x = 167,618.73

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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.