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Finding the Fourth Proportional to 652,250.90, 978,376.35 and 494,786.90

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Solution

The fourth proportional to 652,250.90, 978,376.35 and 494,786.90 is: 742,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,250.90 : 978,376.35 = 494,786.90 : x
  2. Step 2: Convert to fraction form
    652,250.90/978,376.35 = 494,786.90/x
  3. Step 3: Cross multiply
    652,250.90x = 978,376.35 × 494,786.90
  4. Step 4: Simplify right side
    652,250.90x = 484,087,801,249.82
  5. Step 5: Solve for x
    x = 484,087,801,249.82/652,250.90
  6. Step 6: Final answer
    x = 742,180.35

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Similar ratio
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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.