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Finding the Fourth Proportional to 373,426.92, 560,137.50 and 92,942.28

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Solution

The fourth proportional to 373,426.92, 560,137.50 and 92,942.28 is: 139,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,426.92 : 560,137.50 = 92,942.28 : x
  2. Step 2: Convert to fraction form
    373,426.92/560,137.50 = 92,942.28/x
  3. Step 3: Cross multiply
    373,426.92x = 560,137.50 × 92,942.28
  4. Step 4: Simplify right side
    373,426.92x = 52,060,456,363.50
  5. Step 5: Solve for x
    x = 52,060,456,363.50/373,426.92
  6. Step 6: Final answer
    x = 139,412.70

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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.