Home / 888,116.49-1,332,339.08-281,057.59

Finding the Fourth Proportional to 888,116.49, 1,332,339.08 and 281,057.59

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Solution

The fourth proportional to 888,116.49, 1,332,339.08 and 281,057.59 is: 421,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,116.49 : 1,332,339.08 = 281,057.59 : x
  2. Step 2: Convert to fraction form
    888,116.49/1,332,339.08 = 281,057.59/x
  3. Step 3: Cross multiply
    888,116.49x = 1,332,339.08 × 281,057.59
  4. Step 4: Simplify right side
    888,116.49x = 374,464,010,887.62
  5. Step 5: Solve for x
    x = 374,464,010,887.62/888,116.49
  6. Step 6: Final answer
    x = 421,638.39

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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.