Home / 655,048.98-981,917.55-276,061.14

Finding the Fourth Proportional to 655,048.98, 981,917.55 and 276,061.14

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Solution

The fourth proportional to 655,048.98, 981,917.55 and 276,061.14 is: 413,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,048.98 : 981,917.55 = 276,061.14 : x
  2. Step 2: Convert to fraction form
    655,048.98/981,917.55 = 276,061.14/x
  3. Step 3: Cross multiply
    655,048.98x = 981,917.55 × 276,061.14
  4. Step 4: Simplify right side
    655,048.98x = 271,069,278,239.01
  5. Step 5: Solve for x
    x = 271,069,278,239.01/655,048.98
  6. Step 6: Final answer
    x = 413,815.28

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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.