Home / 904,839.27-1,357,257.75-230,920.59

Finding the Fourth Proportional to 904,839.27, 1,357,257.75 and 230,920.59

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Solution

The fourth proportional to 904,839.27, 1,357,257.75 and 230,920.59 is: 346,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,839.27 : 1,357,257.75 = 230,920.59 : x
  2. Step 2: Convert to fraction form
    904,839.27/1,357,257.75 = 230,920.59/x
  3. Step 3: Cross multiply
    904,839.27x = 1,357,257.75 × 230,920.59
  4. Step 4: Simplify right side
    904,839.27x = 313,418,760,412.07
  5. Step 5: Solve for x
    x = 313,418,760,412.07/904,839.27
  6. Step 6: Final answer
    x = 346,380.59

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Double scale
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Similar ratio
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1.5x scale

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.