Home / 741,001.64-1,022,568.89-418,704.80

Finding the Fourth Proportional to 741,001.64, 1,022,568.89 and 418,704.80

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Solution

The fourth proportional to 741,001.64, 1,022,568.89 and 418,704.80 is: 577,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,001.64 : 1,022,568.89 = 418,704.80 : x
  2. Step 2: Convert to fraction form
    741,001.64/1,022,568.89 = 418,704.80/x
  3. Step 3: Cross multiply
    741,001.64x = 1,022,568.89 × 418,704.80
  4. Step 4: Simplify right side
    741,001.64x = 428,154,495,367.30
  5. Step 5: Solve for x
    x = 428,154,495,367.30/741,001.64
  6. Step 6: Final answer
    x = 577,805.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.