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Finding the Fourth Proportional to 373,159.30, 559,969.80 and 195,793.60

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Solution

The fourth proportional to 373,159.30, 559,969.80 and 195,793.60 is: 293,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,159.30 : 559,969.80 = 195,793.60 : x
  2. Step 2: Convert to fraction form
    373,159.30/559,969.80 = 195,793.60/x
  3. Step 3: Cross multiply
    373,159.30x = 559,969.80 × 195,793.60
  4. Step 4: Simplify right side
    373,159.30x = 109,638,503,033.28
  5. Step 5: Solve for x
    x = 109,638,503,033.28/373,159.30
  6. Step 6: Final answer
    x = 293,811.53

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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.