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Finding the Fourth Proportional to 568,141.86, 852,329.43 and 168,747.06

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Solution

The fourth proportional to 568,141.86, 852,329.43 and 168,747.06 is: 253,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,141.86 : 852,329.43 = 168,747.06 : x
  2. Step 2: Convert to fraction form
    568,141.86/852,329.43 = 168,747.06/x
  3. Step 3: Cross multiply
    568,141.86x = 852,329.43 × 168,747.06
  4. Step 4: Simplify right side
    568,141.86x = 143,828,085,463.98
  5. Step 5: Solve for x
    x = 143,828,085,463.98/568,141.86
  6. Step 6: Final answer
    x = 253,155.23

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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.