Home / 1,129,259.22-1,694,109.15-330,553.86

Finding the Fourth Proportional to 1,129,259.22, 1,694,109.15 and 330,553.86

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Solution

The fourth proportional to 1,129,259.22, 1,694,109.15 and 330,553.86 is: 495,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,259.22 : 1,694,109.15 = 330,553.86 : x
  2. Step 2: Convert to fraction form
    1,129,259.22/1,694,109.15 = 330,553.86/x
  3. Step 3: Cross multiply
    1,129,259.22x = 1,694,109.15 × 330,553.86
  4. Step 4: Simplify right side
    1,129,259.22x = 559,994,318,793.82
  5. Step 5: Solve for x
    x = 559,994,318,793.82/1,129,259.22
  6. Step 6: Final answer
    x = 495,895.28

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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.