Home / 956,138.46-1,434,207.69-325,052.28

Finding the Fourth Proportional to 956,138.46, 1,434,207.69 and 325,052.28

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Solution

The fourth proportional to 956,138.46, 1,434,207.69 and 325,052.28 is: 487,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,138.46 : 1,434,207.69 = 325,052.28 : x
  2. Step 2: Convert to fraction form
    956,138.46/1,434,207.69 = 325,052.28/x
  3. Step 3: Cross multiply
    956,138.46x = 1,434,207.69 × 325,052.28
  4. Step 4: Simplify right side
    956,138.46x = 466,192,479,628.03
  5. Step 5: Solve for x
    x = 466,192,479,628.03/956,138.46
  6. Step 6: Final answer
    x = 487,578.42

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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.