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Finding the Fourth Proportional to 373,106.72, 559,824.96 and 195,571.28

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Solution

The fourth proportional to 373,106.72, 559,824.96 and 195,571.28 is: 293,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,106.72 : 559,824.96 = 195,571.28 : x
  2. Step 2: Convert to fraction form
    373,106.72/559,824.96 = 195,571.28/x
  3. Step 3: Cross multiply
    373,106.72x = 559,824.96 × 195,571.28
  4. Step 4: Simplify right side
    373,106.72x = 109,485,684,003.15
  5. Step 5: Solve for x
    x = 109,485,684,003.15/373,106.72
  6. Step 6: Final answer
    x = 293,443.35

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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.