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Finding the Fourth Proportional to 309,887.00, 464,908.66 and 150,039.51

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Solution

The fourth proportional to 309,887.00, 464,908.66 and 150,039.51 is: 225,097.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,887.00 : 464,908.66 = 150,039.51 : x
  2. Step 2: Convert to fraction form
    309,887.00/464,908.66 = 150,039.51/x
  3. Step 3: Cross multiply
    309,887.00x = 464,908.66 × 150,039.51
  4. Step 4: Simplify right side
    309,887.00x = 69,754,670,189.29
  5. Step 5: Solve for x
    x = 69,754,670,189.29/309,887.00
  6. Step 6: Final answer
    x = 225,097.11

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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.