Home / 858,989.08-1,288,668.83-251,827.31

Finding the Fourth Proportional to 858,989.08, 1,288,668.83 and 251,827.31

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Solution

The fourth proportional to 858,989.08, 1,288,668.83 and 251,827.31 is: 377,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,989.08 : 1,288,668.83 = 251,827.31 : x
  2. Step 2: Convert to fraction form
    858,989.08/1,288,668.83 = 251,827.31/x
  3. Step 3: Cross multiply
    858,989.08x = 1,288,668.83 × 251,827.31
  4. Step 4: Simplify right side
    858,989.08x = 324,522,003,680.61
  5. Step 5: Solve for x
    x = 324,522,003,680.61/858,989.08
  6. Step 6: Final answer
    x = 377,795.26

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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.