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Finding the Fourth Proportional to 606,051.36, 908,989.50 and 185,214.24

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Solution

The fourth proportional to 606,051.36, 908,989.50 and 185,214.24 is: 277,794.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,051.36 : 908,989.50 = 185,214.24 : x
  2. Step 2: Convert to fraction form
    606,051.36/908,989.50 = 185,214.24/x
  3. Step 3: Cross multiply
    606,051.36x = 908,989.50 × 185,214.24
  4. Step 4: Simplify right side
    606,051.36x = 168,357,799,410.48
  5. Step 5: Solve for x
    x = 168,357,799,410.48/606,051.36
  6. Step 6: Final answer
    x = 277,794.61

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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.