Home / 282,986.38-424,376.79-154,997.67

Finding the Fourth Proportional to 282,986.38, 424,376.79 and 154,997.67

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Solution

The fourth proportional to 282,986.38, 424,376.79 and 154,997.67 is: 232,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,986.38 : 424,376.79 = 154,997.67 : x
  2. Step 2: Convert to fraction form
    282,986.38/424,376.79 = 154,997.67/x
  3. Step 3: Cross multiply
    282,986.38x = 424,376.79 × 154,997.67
  4. Step 4: Simplify right side
    282,986.38x = 65,777,413,652.08
  5. Step 5: Solve for x
    x = 65,777,413,652.08/282,986.38
  6. Step 6: Final answer
    x = 232,440.21

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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.