Home / 733,781.58-1,012,189.62-461,418.28

Finding the Fourth Proportional to 733,781.58, 1,012,189.62 and 461,418.28

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Solution

The fourth proportional to 733,781.58, 1,012,189.62 and 461,418.28 is: 636,487.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,781.58 : 1,012,189.62 = 461,418.28 : x
  2. Step 2: Convert to fraction form
    733,781.58/1,012,189.62 = 461,418.28/x
  3. Step 3: Cross multiply
    733,781.58x = 1,012,189.62 × 461,418.28
  4. Step 4: Simplify right side
    733,781.58x = 467,042,793,494.25
  5. Step 5: Solve for x
    x = 467,042,793,494.25/733,781.58
  6. Step 6: Final answer
    x = 636,487.49

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1.5x scale

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.