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Finding the Fourth Proportional to 652,252.40, 978,273.72 and 178,827.92

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Solution

The fourth proportional to 652,252.40, 978,273.72 and 178,827.92 is: 268,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,252.40 : 978,273.72 = 178,827.92 : x
  2. Step 2: Convert to fraction form
    652,252.40/978,273.72 = 178,827.92/x
  3. Step 3: Cross multiply
    652,252.40x = 978,273.72 × 178,827.92
  4. Step 4: Simplify right side
    652,252.40x = 174,942,654,538.26
  5. Step 5: Solve for x
    x = 174,942,654,538.26/652,252.40
  6. Step 6: Final answer
    x = 268,213.13

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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.