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Finding the Fourth Proportional to 606,039.33, 908,971.52 and 185,202.21

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Solution

The fourth proportional to 606,039.33, 908,971.52 and 185,202.21 is: 277,776.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,039.33 : 908,971.52 = 185,202.21 : x
  2. Step 2: Convert to fraction form
    606,039.33/908,971.52 = 185,202.21/x
  3. Step 3: Cross multiply
    606,039.33x = 908,971.52 × 185,202.21
  4. Step 4: Simplify right side
    606,039.33x = 168,343,533,405.05
  5. Step 5: Solve for x
    x = 168,343,533,405.05/606,039.33
  6. Step 6: Final answer
    x = 277,776.58

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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.