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Finding the Fourth Proportional to 503,868, 755,908.62 and 166,889.58

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Solution

The fourth proportional to 503,868, 755,908.62 and 166,889.58 is: 250,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,868 : 755,908.62 = 166,889.58 : x
  2. Step 2: Convert to fraction form
    503,868/755,908.62 = 166,889.58/x
  3. Step 3: Cross multiply
    503,868x = 755,908.62 × 166,889.58
  4. Step 4: Simplify right side
    503,868x = 126,153,272,110.18
  5. Step 5: Solve for x
    x = 126,153,272,110.18/503,868
  6. Step 6: Final answer
    x = 250,369.68

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1.5x scale

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.