Home / 572,205.24-858,307.86-305,156.70

Finding the Fourth Proportional to 572,205.24, 858,307.86 and 305,156.70

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Solution

The fourth proportional to 572,205.24, 858,307.86 and 305,156.70 is: 457,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,205.24 : 858,307.86 = 305,156.70 : x
  2. Step 2: Convert to fraction form
    572,205.24/858,307.86 = 305,156.70/x
  3. Step 3: Cross multiply
    572,205.24x = 858,307.86 × 305,156.70
  4. Step 4: Simplify right side
    572,205.24x = 261,918,394,141.66
  5. Step 5: Solve for x
    x = 261,918,394,141.66/572,205.24
  6. Step 6: Final answer
    x = 457,735.05

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Similar ratio
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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.