Home / 904,839.83-1,357,258.59-230,921.15

Finding the Fourth Proportional to 904,839.83, 1,357,258.59 and 230,921.15

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Solution

The fourth proportional to 904,839.83, 1,357,258.59 and 230,921.15 is: 346,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,839.83 : 1,357,258.59 = 230,921.15 : x
  2. Step 2: Convert to fraction form
    904,839.83/1,357,258.59 = 230,921.15/x
  3. Step 3: Cross multiply
    904,839.83x = 1,357,258.59 × 230,921.15
  4. Step 4: Simplify right side
    904,839.83x = 313,419,714,450.18
  5. Step 5: Solve for x
    x = 313,419,714,450.18/904,839.83
  6. Step 6: Final answer
    x = 346,381.43

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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.