Home / 880,627.39-1,321,024.01-281,446.20

Finding the Fourth Proportional to 880,627.39, 1,321,024.01 and 281,446.20

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Solution

The fourth proportional to 880,627.39, 1,321,024.01 and 281,446.20 is: 422,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,627.39 : 1,321,024.01 = 281,446.20 : x
  2. Step 2: Convert to fraction form
    880,627.39/1,321,024.01 = 281,446.20/x
  3. Step 3: Cross multiply
    880,627.39x = 1,321,024.01 × 281,446.20
  4. Step 4: Simplify right side
    880,627.39x = 371,797,186,316.03
  5. Step 5: Solve for x
    x = 371,797,186,316.03/880,627.39
  6. Step 6: Final answer
    x = 422,195.80

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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.