Home / 888,295.86-1,332,145.40-289,116.11

Finding the Fourth Proportional to 888,295.86, 1,332,145.40 and 289,116.11

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Solution

The fourth proportional to 888,295.86, 1,332,145.40 and 289,116.11 is: 433,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,295.86 : 1,332,145.40 = 289,116.11 : x
  2. Step 2: Convert to fraction form
    888,295.86/1,332,145.40 = 289,116.11/x
  3. Step 3: Cross multiply
    888,295.86x = 1,332,145.40 × 289,116.11
  4. Step 4: Simplify right side
    888,295.86x = 385,144,687,896.09
  5. Step 5: Solve for x
    x = 385,144,687,896.09/888,295.86
  6. Step 6: Final answer
    x = 433,577.04

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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.