Home / 654,252.14-981,376.98-205,007.45

Finding the Fourth Proportional to 654,252.14, 981,376.98 and 205,007.45

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Solution

The fourth proportional to 654,252.14, 981,376.98 and 205,007.45 is: 307,510.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,252.14 : 981,376.98 = 205,007.45 : x
  2. Step 2: Convert to fraction form
    654,252.14/981,376.98 = 205,007.45/x
  3. Step 3: Cross multiply
    654,252.14x = 981,376.98 × 205,007.45
  4. Step 4: Simplify right side
    654,252.14x = 201,189,587,251.62
  5. Step 5: Solve for x
    x = 201,189,587,251.62/654,252.14
  6. Step 6: Final answer
    x = 307,510.78

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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.