Home / 484,836.24-726,916.38-214,817.58

Finding the Fourth Proportional to 484,836.24, 726,916.38 and 214,817.58

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Solution

The fourth proportional to 484,836.24, 726,916.38 and 214,817.58 is: 322,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,836.24 : 726,916.38 = 214,817.58 : x
  2. Step 2: Convert to fraction form
    484,836.24/726,916.38 = 214,817.58/x
  3. Step 3: Cross multiply
    484,836.24x = 726,916.38 × 214,817.58
  4. Step 4: Simplify right side
    484,836.24x = 156,154,417,613.96
  5. Step 5: Solve for x
    x = 156,154,417,613.96/484,836.24
  6. Step 6: Final answer
    x = 322,076.62

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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.