Home / 981,594.96-1,472,411.09-307,661.41

Finding the Fourth Proportional to 981,594.96, 1,472,411.09 and 307,661.41

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Solution

The fourth proportional to 981,594.96, 1,472,411.09 and 307,661.41 is: 461,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,594.96 : 1,472,411.09 = 307,661.41 : x
  2. Step 2: Convert to fraction form
    981,594.96/1,472,411.09 = 307,661.41/x
  3. Step 3: Cross multiply
    981,594.96x = 1,472,411.09 × 307,661.41
  4. Step 4: Simplify right side
    981,594.96x = 453,004,072,049.04
  5. Step 5: Solve for x
    x = 453,004,072,049.04/981,594.96
  6. Step 6: Final answer
    x = 461,497.96

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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.