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Finding the Fourth Proportional to 439,952.93, 659,896.56 and 151,736.39

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Solution

The fourth proportional to 439,952.93, 659,896.56 and 151,736.39 is: 227,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,952.93 : 659,896.56 = 151,736.39 : x
  2. Step 2: Convert to fraction form
    439,952.93/659,896.56 = 151,736.39/x
  3. Step 3: Cross multiply
    439,952.93x = 659,896.56 × 151,736.39
  4. Step 4: Simplify right side
    439,952.93x = 100,130,318,488.34
  5. Step 5: Solve for x
    x = 100,130,318,488.34/439,952.93
  6. Step 6: Final answer
    x = 227,593.26

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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.