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Finding the Fourth Proportional to 277,951.86, 417,485.73 and 165,850.86

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Solution

The fourth proportional to 277,951.86, 417,485.73 and 165,850.86 is: 249,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,951.86 : 417,485.73 = 165,850.86 : x
  2. Step 2: Convert to fraction form
    277,951.86/417,485.73 = 165,850.86/x
  3. Step 3: Cross multiply
    277,951.86x = 417,485.73 × 165,850.86
  4. Step 4: Simplify right side
    277,951.86x = 69,240,367,358.23
  5. Step 5: Solve for x
    x = 69,240,367,358.23/277,951.86
  6. Step 6: Final answer
    x = 249,109.21

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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.