Home / 530,687.28-795,201.48-306,185.52

Finding the Fourth Proportional to 530,687.28, 795,201.48 and 306,185.52

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Solution

The fourth proportional to 530,687.28, 795,201.48 and 306,185.52 is: 458,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,687.28 : 795,201.48 = 306,185.52 : x
  2. Step 2: Convert to fraction form
    530,687.28/795,201.48 = 306,185.52/x
  3. Step 3: Cross multiply
    530,687.28x = 795,201.48 × 306,185.52
  4. Step 4: Simplify right side
    530,687.28x = 243,479,178,658.57
  5. Step 5: Solve for x
    x = 243,479,178,658.57/530,687.28
  6. Step 6: Final answer
    x = 458,799.73

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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.