Home / 572,840.91-790,416.23-331,034.85

Finding the Fourth Proportional to 572,840.91, 790,416.23 and 331,034.85

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Solution

The fourth proportional to 572,840.91, 790,416.23 and 331,034.85 is: 456,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,840.91 : 790,416.23 = 331,034.85 : x
  2. Step 2: Convert to fraction form
    572,840.91/790,416.23 = 331,034.85/x
  3. Step 3: Cross multiply
    572,840.91x = 790,416.23 × 331,034.85
  4. Step 4: Simplify right side
    572,840.91x = 261,655,316,480.44
  5. Step 5: Solve for x
    x = 261,655,316,480.44/572,840.91
  6. Step 6: Final answer
    x = 456,767.86

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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.