Home / 981,593.96-1,472,409.59-307,660.41

Finding the Fourth Proportional to 981,593.96, 1,472,409.59 and 307,660.41

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Solution

The fourth proportional to 981,593.96, 1,472,409.59 and 307,660.41 is: 461,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,593.96 : 1,472,409.59 = 307,660.41 : x
  2. Step 2: Convert to fraction form
    981,593.96/1,472,409.59 = 307,660.41/x
  3. Step 3: Cross multiply
    981,593.96x = 1,472,409.59 × 307,660.41
  4. Step 4: Simplify right side
    981,593.96x = 453,002,136,609.03
  5. Step 5: Solve for x
    x = 453,002,136,609.03/981,593.96
  6. Step 6: Final answer
    x = 461,496.46

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1.5x scale

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.