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Finding the Fourth Proportional to 373,539.46, 560,344.02 and 148,845.46

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Solution

The fourth proportional to 373,539.46, 560,344.02 and 148,845.46 is: 223,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,539.46 : 560,344.02 = 148,845.46 : x
  2. Step 2: Convert to fraction form
    373,539.46/560,344.02 = 148,845.46/x
  3. Step 3: Cross multiply
    373,539.46x = 560,344.02 × 148,845.46
  4. Step 4: Simplify right side
    373,539.46x = 83,404,663,415.15
  5. Step 5: Solve for x
    x = 83,404,663,415.15/373,539.46
  6. Step 6: Final answer
    x = 223,282.07

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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.