Home / 904,839.02-1,357,257.38-230,920.34

Finding the Fourth Proportional to 904,839.02, 1,357,257.38 and 230,920.34

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Solution

The fourth proportional to 904,839.02, 1,357,257.38 and 230,920.34 is: 346,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,839.02 : 1,357,257.38 = 230,920.34 : x
  2. Step 2: Convert to fraction form
    904,839.02/1,357,257.38 = 230,920.34/x
  3. Step 3: Cross multiply
    904,839.02x = 1,357,257.38 × 230,920.34
  4. Step 4: Simplify right side
    904,839.02x = 313,418,327,716.22
  5. Step 5: Solve for x
    x = 313,418,327,716.22/904,839.02
  6. Step 6: Final answer
    x = 346,380.21

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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.