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Finding the Fourth Proportional to 556,227.70, 834,669.60 and 367,234.45

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Solution

The fourth proportional to 556,227.70, 834,669.60 and 367,234.45 is: 551,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,227.70 : 834,669.60 = 367,234.45 : x
  2. Step 2: Convert to fraction form
    556,227.70/834,669.60 = 367,234.45/x
  3. Step 3: Cross multiply
    556,227.70x = 834,669.60 × 367,234.45
  4. Step 4: Simplify right side
    556,227.70x = 306,519,431,487.72
  5. Step 5: Solve for x
    x = 306,519,431,487.72/556,227.70
  6. Step 6: Final answer
    x = 551,068.26

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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.