Home / 884,121.30-1,325,066.82-378,084.06

Finding the Fourth Proportional to 884,121.30, 1,325,066.82 and 378,084.06

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Solution

The fourth proportional to 884,121.30, 1,325,066.82 and 378,084.06 is: 566,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,121.30 : 1,325,066.82 = 378,084.06 : x
  2. Step 2: Convert to fraction form
    884,121.30/1,325,066.82 = 378,084.06/x
  3. Step 3: Cross multiply
    884,121.30x = 1,325,066.82 × 378,084.06
  4. Step 4: Simplify right side
    884,121.30x = 500,986,643,076.89
  5. Step 5: Solve for x
    x = 500,986,643,076.89/884,121.30
  6. Step 6: Final answer
    x = 566,649.22

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Double scale
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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.