Home / 968,286-1,449,624.20-729,405.94

Finding the Fourth Proportional to 968,286, 1,449,624.20 and 729,405.94

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Solution

The fourth proportional to 968,286, 1,449,624.20 and 729,405.94 is: 1,091,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,286 : 1,449,624.20 = 729,405.94 : x
  2. Step 2: Convert to fraction form
    968,286/1,449,624.20 = 729,405.94/x
  3. Step 3: Cross multiply
    968,286x = 1,449,624.20 × 729,405.94
  4. Step 4: Simplify right side
    968,286x = 1,057,364,502,247.75
  5. Step 5: Solve for x
    x = 1,057,364,502,247.75/968,286
  6. Step 6: Final answer
    x = 1,091,996.07

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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.