Home / 888,411.65-1,332,319.26-289,231.97

Finding the Fourth Proportional to 888,411.65, 1,332,319.26 and 289,231.97

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Solution

The fourth proportional to 888,411.65, 1,332,319.26 and 289,231.97 is: 433,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,411.65 : 1,332,319.26 = 289,231.97 : x
  2. Step 2: Convert to fraction form
    888,411.65/1,332,319.26 = 289,231.97/x
  3. Step 3: Cross multiply
    888,411.65x = 1,332,319.26 × 289,231.97
  4. Step 4: Simplify right side
    888,411.65x = 385,349,324,238.74
  5. Step 5: Solve for x
    x = 385,349,324,238.74/888,411.65
  6. Step 6: Final answer
    x = 433,750.87

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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.