Home / 628,565.68-867,466.92-356,680.24

Finding the Fourth Proportional to 628,565.68, 867,466.92 and 356,680.24

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Solution

The fourth proportional to 628,565.68, 867,466.92 and 356,680.24 is: 492,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,565.68 : 867,466.92 = 356,680.24 : x
  2. Step 2: Convert to fraction form
    628,565.68/867,466.92 = 356,680.24/x
  3. Step 3: Cross multiply
    628,565.68x = 867,466.92 × 356,680.24
  4. Step 4: Simplify right side
    628,565.68x = 309,408,309,217.66
  5. Step 5: Solve for x
    x = 309,408,309,217.66/628,565.68
  6. Step 6: Final answer
    x = 492,244.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.