Home / 654,484.84-981,617.90-181,218.04

Finding the Fourth Proportional to 654,484.84, 981,617.90 and 181,218.04

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Solution

The fourth proportional to 654,484.84, 981,617.90 and 181,218.04 is: 271,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,484.84 : 981,617.90 = 181,218.04 : x
  2. Step 2: Convert to fraction form
    654,484.84/981,617.90 = 181,218.04/x
  3. Step 3: Cross multiply
    654,484.84x = 981,617.90 × 181,218.04
  4. Step 4: Simplify right side
    654,484.84x = 177,886,871,866.92
  5. Step 5: Solve for x
    x = 177,886,871,866.92/654,484.84
  6. Step 6: Final answer
    x = 271,796.78

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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.