Home / 902,780.08-1,354,174.96-271,689.60

Finding the Fourth Proportional to 902,780.08, 1,354,174.96 and 271,689.60

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Solution

The fourth proportional to 902,780.08, 1,354,174.96 and 271,689.60 is: 407,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,780.08 : 1,354,174.96 = 271,689.60 : x
  2. Step 2: Convert to fraction form
    902,780.08/1,354,174.96 = 271,689.60/x
  3. Step 3: Cross multiply
    902,780.08x = 1,354,174.96 × 271,689.60
  4. Step 4: Simplify right side
    902,780.08x = 367,915,253,212.42
  5. Step 5: Solve for x
    x = 367,915,253,212.42/902,780.08
  6. Step 6: Final answer
    x = 407,535.86

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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.