Home / 252,227.30-377,406.40-202,155.53

Finding the Fourth Proportional to 252,227.30, 377,406.40 and 202,155.53

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Solution

The fourth proportional to 252,227.30, 377,406.40 and 202,155.53 is: 302,484.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,227.30 : 377,406.40 = 202,155.53 : x
  2. Step 2: Convert to fraction form
    252,227.30/377,406.40 = 202,155.53/x
  3. Step 3: Cross multiply
    252,227.30x = 377,406.40 × 202,155.53
  4. Step 4: Simplify right side
    252,227.30x = 76,294,790,817.39
  5. Step 5: Solve for x
    x = 76,294,790,817.39/252,227.30
  6. Step 6: Final answer
    x = 302,484.27

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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.