Home / 956,078.72-1,433,782.92-281,980.88

Finding the Fourth Proportional to 956,078.72, 1,433,782.92 and 281,980.88

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Solution

The fourth proportional to 956,078.72, 1,433,782.92 and 281,980.88 is: 422,872.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,078.72 : 1,433,782.92 = 281,980.88 : x
  2. Step 2: Convert to fraction form
    956,078.72/1,433,782.92 = 281,980.88/x
  3. Step 3: Cross multiply
    956,078.72x = 1,433,782.92 × 281,980.88
  4. Step 4: Simplify right side
    956,078.72x = 404,299,369,510.57
  5. Step 5: Solve for x
    x = 404,299,369,510.57/956,078.72
  6. Step 6: Final answer
    x = 422,872.47

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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.