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Finding the Fourth Proportional to 605,825.63, 908,902.06 and 185,090.03

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Solution

The fourth proportional to 605,825.63, 908,902.06 and 185,090.03 is: 277,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,825.63 : 908,902.06 = 185,090.03 : x
  2. Step 2: Convert to fraction form
    605,825.63/908,902.06 = 185,090.03/x
  3. Step 3: Cross multiply
    605,825.63x = 908,902.06 × 185,090.03
  4. Step 4: Simplify right side
    605,825.63x = 168,228,709,552.46
  5. Step 5: Solve for x
    x = 168,228,709,552.46/605,825.63
  6. Step 6: Final answer
    x = 277,685.03

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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.