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Finding the Fourth Proportional to 652,382.49, 978,339.04 and 225,802.42

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Solution

The fourth proportional to 652,382.49, 978,339.04 and 225,802.42 is: 338,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,382.49 : 978,339.04 = 225,802.42 : x
  2. Step 2: Convert to fraction form
    652,382.49/978,339.04 = 225,802.42/x
  3. Step 3: Cross multiply
    652,382.49x = 978,339.04 × 225,802.42
  4. Step 4: Simplify right side
    652,382.49x = 220,911,322,812.48
  5. Step 5: Solve for x
    x = 220,911,322,812.48/652,382.49
  6. Step 6: Final answer
    x = 338,622.40

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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.