Home / 468,092.38-645,985.80-274,473.18

Finding the Fourth Proportional to 468,092.38, 645,985.80 and 274,473.18

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Solution

The fourth proportional to 468,092.38, 645,985.80 and 274,473.18 is: 378,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,092.38 : 645,985.80 = 274,473.18 : x
  2. Step 2: Convert to fraction form
    468,092.38/645,985.80 = 274,473.18/x
  3. Step 3: Cross multiply
    468,092.38x = 645,985.80 × 274,473.18
  4. Step 4: Simplify right side
    468,092.38x = 177,305,776,760.84
  5. Step 5: Solve for x
    x = 177,305,776,760.84/468,092.38
  6. Step 6: Final answer
    x = 378,783.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.