Home / 481,725.72-664,733.04-266,825.64

Finding the Fourth Proportional to 481,725.72, 664,733.04 and 266,825.64

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Solution

The fourth proportional to 481,725.72, 664,733.04 and 266,825.64 is: 368,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,725.72 : 664,733.04 = 266,825.64 : x
  2. Step 2: Convert to fraction form
    481,725.72/664,733.04 = 266,825.64/x
  3. Step 3: Cross multiply
    481,725.72x = 664,733.04 × 266,825.64
  4. Step 4: Simplify right side
    481,725.72x = 177,367,818,827.15
  5. Step 5: Solve for x
    x = 177,367,818,827.15/481,725.72
  6. Step 6: Final answer
    x = 368,192.54

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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.