Home / 572,974.52-790,658.50-331,272.60

Finding the Fourth Proportional to 572,974.52, 790,658.50 and 331,272.60

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Solution

The fourth proportional to 572,974.52, 790,658.50 and 331,272.60 is: 457,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,974.52 : 790,658.50 = 331,272.60 : x
  2. Step 2: Convert to fraction form
    572,974.52/790,658.50 = 331,272.60/x
  3. Step 3: Cross multiply
    572,974.52x = 790,658.50 × 331,272.60
  4. Step 4: Simplify right side
    572,974.52x = 261,923,497,007.10
  5. Step 5: Solve for x
    x = 261,923,497,007.10/572,974.52
  6. Step 6: Final answer
    x = 457,129.40

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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.