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Finding the Fourth Proportional to 373,106.56, 559,376.88 and 192,999.04

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Solution

The fourth proportional to 373,106.56, 559,376.88 and 192,999.04 is: 289,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,106.56 : 559,376.88 = 192,999.04 : x
  2. Step 2: Convert to fraction form
    373,106.56/559,376.88 = 192,999.04/x
  3. Step 3: Cross multiply
    373,106.56x = 559,376.88 × 192,999.04
  4. Step 4: Simplify right side
    373,106.56x = 107,959,200,838.20
  5. Step 5: Solve for x
    x = 107,959,200,838.20/373,106.56
  6. Step 6: Final answer
    x = 289,352.19

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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.