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Finding the Fourth Proportional to 652,288.68, 978,309.36 and 203,015.16

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Solution

The fourth proportional to 652,288.68, 978,309.36 and 203,015.16 is: 304,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,288.68 : 978,309.36 = 203,015.16 : x
  2. Step 2: Convert to fraction form
    652,288.68/978,309.36 = 203,015.16/x
  3. Step 3: Cross multiply
    652,288.68x = 978,309.36 × 203,015.16
  4. Step 4: Simplify right side
    652,288.68x = 198,611,631,249.90
  5. Step 5: Solve for x
    x = 198,611,631,249.90/652,288.68
  6. Step 6: Final answer
    x = 304,484.25

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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.