Home / 868,795.29-1,303,178.91-269,757.02

Finding the Fourth Proportional to 868,795.29, 1,303,178.91 and 269,757.02

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Solution

The fourth proportional to 868,795.29, 1,303,178.91 and 269,757.02 is: 404,631.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,795.29 : 1,303,178.91 = 269,757.02 : x
  2. Step 2: Convert to fraction form
    868,795.29/1,303,178.91 = 269,757.02/x
  3. Step 3: Cross multiply
    868,795.29x = 1,303,178.91 × 269,757.02
  4. Step 4: Simplify right side
    868,795.29x = 351,541,652,772.55
  5. Step 5: Solve for x
    x = 351,541,652,772.55/868,795.29
  6. Step 6: Final answer
    x = 404,631.17

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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.