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Finding the Fourth Proportional to 404,557.10, 606,616.95 and 167,923.70

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Solution

The fourth proportional to 404,557.10, 606,616.95 and 167,923.70 is: 251,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,557.10 : 606,616.95 = 167,923.70 : x
  2. Step 2: Convert to fraction form
    404,557.10/606,616.95 = 167,923.70/x
  3. Step 3: Cross multiply
    404,557.10x = 606,616.95 × 167,923.70
  4. Step 4: Simplify right side
    404,557.10x = 101,865,362,726.72
  5. Step 5: Solve for x
    x = 101,865,362,726.72/404,557.10
  6. Step 6: Final answer
    x = 251,794.77

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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.