Home / 572,080.92-858,093.56-212,321.85

Finding the Fourth Proportional to 572,080.92, 858,093.56 and 212,321.85

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Solution

The fourth proportional to 572,080.92, 858,093.56 and 212,321.85 is: 318,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,080.92 : 858,093.56 = 212,321.85 : x
  2. Step 2: Convert to fraction form
    572,080.92/858,093.56 = 212,321.85/x
  3. Step 3: Cross multiply
    572,080.92x = 858,093.56 × 212,321.85
  4. Step 4: Simplify right side
    572,080.92x = 182,192,012,132.29
  5. Step 5: Solve for x
    x = 182,192,012,132.29/572,080.92
  6. Step 6: Final answer
    x = 318,472.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.