Home / 481,914.72-664,979.40-267,044.40

Finding the Fourth Proportional to 481,914.72, 664,979.40 and 267,044.40

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Solution

The fourth proportional to 481,914.72, 664,979.40 and 267,044.40 is: 368,486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,914.72 : 664,979.40 = 267,044.40 : x
  2. Step 2: Convert to fraction form
    481,914.72/664,979.40 = 267,044.40/x
  3. Step 3: Cross multiply
    481,914.72x = 664,979.40 × 267,044.40
  4. Step 4: Simplify right side
    481,914.72x = 177,579,024,885.36
  5. Step 5: Solve for x
    x = 177,579,024,885.36/481,914.72
  6. Step 6: Final answer
    x = 368,486.41

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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.