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Finding the Fourth Proportional to 652,496.64, 978,627.84 and 179,119.68

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Solution

The fourth proportional to 652,496.64, 978,627.84 and 179,119.68 is: 268,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,496.64 : 978,627.84 = 179,119.68 : x
  2. Step 2: Convert to fraction form
    652,496.64/978,627.84 = 179,119.68/x
  3. Step 3: Cross multiply
    652,496.64x = 978,627.84 × 179,119.68
  4. Step 4: Simplify right side
    652,496.64x = 175,291,505,539.89
  5. Step 5: Solve for x
    x = 175,291,505,539.89/652,496.64
  6. Step 6: Final answer
    x = 268,647.37

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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.