Home / 895,917.12-1,236,153.48-508,648.56

Finding the Fourth Proportional to 895,917.12, 1,236,153.48 and 508,648.56

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Solution

The fourth proportional to 895,917.12, 1,236,153.48 and 508,648.56 is: 701,814.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,917.12 : 1,236,153.48 = 508,648.56 : x
  2. Step 2: Convert to fraction form
    895,917.12/1,236,153.48 = 508,648.56/x
  3. Step 3: Cross multiply
    895,917.12x = 1,236,153.48 × 508,648.56
  4. Step 4: Simplify right side
    895,917.12x = 628,767,687,540.99
  5. Step 5: Solve for x
    x = 628,767,687,540.99/895,917.12
  6. Step 6: Final answer
    x = 701,814.57

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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.