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Finding the Fourth Proportional to 404,467.86, 606,702.06 and 167,746.98

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Solution

The fourth proportional to 404,467.86, 606,702.06 and 167,746.98 is: 251,620.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,467.86 : 606,702.06 = 167,746.98 : x
  2. Step 2: Convert to fraction form
    404,467.86/606,702.06 = 167,746.98/x
  3. Step 3: Cross multiply
    404,467.86x = 606,702.06 × 167,746.98
  4. Step 4: Simplify right side
    404,467.86x = 101,772,438,324.78
  5. Step 5: Solve for x
    x = 101,772,438,324.78/404,467.86
  6. Step 6: Final answer
    x = 251,620.58

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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.