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Finding the Fourth Proportional to 304,716.71, 457,250.09 and 237,969.47

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Solution

The fourth proportional to 304,716.71, 457,250.09 and 237,969.47 is: 357,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,716.71 : 457,250.09 = 237,969.47 : x
  2. Step 2: Convert to fraction form
    304,716.71/457,250.09 = 237,969.47/x
  3. Step 3: Cross multiply
    304,716.71x = 457,250.09 × 237,969.47
  4. Step 4: Simplify right side
    304,716.71x = 108,811,558,098.66
  5. Step 5: Solve for x
    x = 108,811,558,098.66/304,716.71
  6. Step 6: Final answer
    x = 357,090.89

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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.