Home / 1,202,354.55-1,659,287.03-658,542.42

Finding the Fourth Proportional to 1,202,354.55, 1,659,287.03 and 658,542.42

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Solution

The fourth proportional to 1,202,354.55, 1,659,287.03 and 658,542.42 is: 908,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,354.55 : 1,659,287.03 = 658,542.42 : x
  2. Step 2: Convert to fraction form
    1,202,354.55/1,659,287.03 = 658,542.42/x
  3. Step 3: Cross multiply
    1,202,354.55x = 1,659,287.03 × 658,542.42
  4. Step 4: Simplify right side
    1,202,354.55x = 1,092,710,892,918.10
  5. Step 5: Solve for x
    x = 1,092,710,892,918.10/1,202,354.55
  6. Step 6: Final answer
    x = 908,809.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.