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Finding the Fourth Proportional to 295,985.60, 444,124.20 and 169,722.80

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Solution

The fourth proportional to 295,985.60, 444,124.20 and 169,722.80 is: 254,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,985.60 : 444,124.20 = 169,722.80 : x
  2. Step 2: Convert to fraction form
    295,985.60/444,124.20 = 169,722.80/x
  3. Step 3: Cross multiply
    295,985.60x = 444,124.20 × 169,722.80
  4. Step 4: Simplify right side
    295,985.60x = 75,378,002,771.76
  5. Step 5: Solve for x
    x = 75,378,002,771.76/295,985.60
  6. Step 6: Final answer
    x = 254,667.80

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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.