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Finding the Fourth Proportional to 508,571.36, 762,552.36 and 171,604.52

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Solution

The fourth proportional to 508,571.36, 762,552.36 and 171,604.52 is: 257,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,571.36 : 762,552.36 = 171,604.52 : x
  2. Step 2: Convert to fraction form
    508,571.36/762,552.36 = 171,604.52/x
  3. Step 3: Cross multiply
    508,571.36x = 762,552.36 × 171,604.52
  4. Step 4: Simplify right side
    508,571.36x = 130,857,431,712.67
  5. Step 5: Solve for x
    x = 130,857,431,712.67/508,571.36
  6. Step 6: Final answer
    x = 257,303.97

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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.