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Finding the Fourth Proportional to 348,247.62, 522,409.05 and 148,589.10

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Solution

The fourth proportional to 348,247.62, 522,409.05 and 148,589.10 is: 222,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,247.62 : 522,409.05 = 148,589.10 : x
  2. Step 2: Convert to fraction form
    348,247.62/522,409.05 = 148,589.10/x
  3. Step 3: Cross multiply
    348,247.62x = 522,409.05 × 148,589.10
  4. Step 4: Simplify right side
    348,247.62x = 77,624,290,571.36
  5. Step 5: Solve for x
    x = 77,624,290,571.36/348,247.62
  6. Step 6: Final answer
    x = 222,899.70

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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.