Home / 1,115,329.38-1,672,053.57-483,767.70

Finding the Fourth Proportional to 1,115,329.38, 1,672,053.57 and 483,767.70

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Solution

The fourth proportional to 1,115,329.38, 1,672,053.57 and 483,767.70 is: 725,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,329.38 : 1,672,053.57 = 483,767.70 : x
  2. Step 2: Convert to fraction form
    1,115,329.38/1,672,053.57 = 483,767.70/x
  3. Step 3: Cross multiply
    1,115,329.38x = 1,672,053.57 × 483,767.70
  4. Step 4: Simplify right side
    1,115,329.38x = 808,885,509,835.69
  5. Step 5: Solve for x
    x = 808,885,509,835.69/1,115,329.38
  6. Step 6: Final answer
    x = 725,243.61

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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.