Home / 895,447.90-1,340,219.40-629,727.40

Finding the Fourth Proportional to 895,447.90, 1,340,219.40 and 629,727.40

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Solution

The fourth proportional to 895,447.90, 1,340,219.40 and 629,727.40 is: 942,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,447.90 : 1,340,219.40 = 629,727.40 : x
  2. Step 2: Convert to fraction form
    895,447.90/1,340,219.40 = 629,727.40/x
  3. Step 3: Cross multiply
    895,447.90x = 1,340,219.40 × 629,727.40
  4. Step 4: Simplify right side
    895,447.90x = 843,972,878,191.56
  5. Step 5: Solve for x
    x = 843,972,878,191.56/895,447.90
  6. Step 6: Final answer
    x = 942,514.78

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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.