Home / 603,422.12-905,514.30-337,357.16

Finding the Fourth Proportional to 603,422.12, 905,514.30 and 337,357.16

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Solution

The fourth proportional to 603,422.12, 905,514.30 and 337,357.16 is: 506,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,422.12 : 905,514.30 = 337,357.16 : x
  2. Step 2: Convert to fraction form
    603,422.12/905,514.30 = 337,357.16/x
  3. Step 3: Cross multiply
    603,422.12x = 905,514.30 × 337,357.16
  4. Step 4: Simplify right side
    603,422.12x = 305,481,732,587.39
  5. Step 5: Solve for x
    x = 305,481,732,587.39/603,422.12
  6. Step 6: Final answer
    x = 506,248.81

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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.