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Finding the Fourth Proportional to 373,292.05, 559,940.10 and 92,809.30

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Solution

The fourth proportional to 373,292.05, 559,940.10 and 92,809.30 is: 139,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,292.05 : 559,940.10 = 92,809.30 : x
  2. Step 2: Convert to fraction form
    373,292.05/559,940.10 = 92,809.30/x
  3. Step 3: Cross multiply
    373,292.05x = 559,940.10 × 92,809.30
  4. Step 4: Simplify right side
    373,292.05x = 51,967,648,722.93
  5. Step 5: Solve for x
    x = 51,967,648,722.93/373,292.05
  6. Step 6: Final answer
    x = 139,214.45

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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.