Home / 868,529.34-1,302,731.42-269,475.06

Finding the Fourth Proportional to 868,529.34, 1,302,731.42 and 269,475.06

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Solution

The fourth proportional to 868,529.34, 1,302,731.42 and 269,475.06 is: 404,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,529.34 : 1,302,731.42 = 269,475.06 : x
  2. Step 2: Convert to fraction form
    868,529.34/1,302,731.42 = 269,475.06/x
  3. Step 3: Cross multiply
    868,529.34x = 1,302,731.42 × 269,475.06
  4. Step 4: Simplify right side
    868,529.34x = 351,053,627,568.39
  5. Step 5: Solve for x
    x = 351,053,627,568.39/868,529.34
  6. Step 6: Final answer
    x = 404,193.17

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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.