Home / 482,856.40-723,766.20-183,221.20

Finding the Fourth Proportional to 482,856.40, 723,766.20 and 183,221.20

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Solution

The fourth proportional to 482,856.40, 723,766.20 and 183,221.20 is: 274,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,856.40 : 723,766.20 = 183,221.20 : x
  2. Step 2: Convert to fraction form
    482,856.40/723,766.20 = 183,221.20/x
  3. Step 3: Cross multiply
    482,856.40x = 723,766.20 × 183,221.20
  4. Step 4: Simplify right side
    482,856.40x = 132,609,311,683.44
  5. Step 5: Solve for x
    x = 132,609,311,683.44/482,856.40
  6. Step 6: Final answer
    x = 274,635.09

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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.