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Finding the Fourth Proportional to 652,026.30, 978,331.05 and 314,936.70

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Solution

The fourth proportional to 652,026.30, 978,331.05 and 314,936.70 is: 472,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,026.30 : 978,331.05 = 314,936.70 : x
  2. Step 2: Convert to fraction form
    652,026.30/978,331.05 = 314,936.70/x
  3. Step 3: Cross multiply
    652,026.30x = 978,331.05 × 314,936.70
  4. Step 4: Simplify right side
    652,026.30x = 308,112,352,394.54
  5. Step 5: Solve for x
    x = 308,112,352,394.54/652,026.30
  6. Step 6: Final answer
    x = 472,545.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.