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Finding the Fourth Proportional to 552,434.65, 828,687.04 and 173,370.38

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Solution

The fourth proportional to 552,434.65, 828,687.04 and 173,370.38 is: 260,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,434.65 : 828,687.04 = 173,370.38 : x
  2. Step 2: Convert to fraction form
    552,434.65/828,687.04 = 173,370.38/x
  3. Step 3: Cross multiply
    552,434.65x = 828,687.04 × 173,370.38
  4. Step 4: Simplify right side
    552,434.65x = 143,669,782,449.01
  5. Step 5: Solve for x
    x = 143,669,782,449.01/552,434.65
  6. Step 6: Final answer
    x = 260,066.57

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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.