Home / 559,468.75-772,057.06-304,821.73

Finding the Fourth Proportional to 559,468.75, 772,057.06 and 304,821.73

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Solution

The fourth proportional to 559,468.75, 772,057.06 and 304,821.73 is: 420,648.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,468.75 : 772,057.06 = 304,821.73 : x
  2. Step 2: Convert to fraction form
    559,468.75/772,057.06 = 304,821.73/x
  3. Step 3: Cross multiply
    559,468.75x = 772,057.06 × 304,821.73
  4. Step 4: Simplify right side
    559,468.75x = 235,339,768,687.91
  5. Step 5: Solve for x
    x = 235,339,768,687.91/559,468.75
  6. Step 6: Final answer
    x = 420,648.64

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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.