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Finding the Fourth Proportional to 253,234.23, 348,719.22 and 226,366.94

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Solution

The fourth proportional to 253,234.23, 348,719.22 and 226,366.94 is: 311,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,234.23 : 348,719.22 = 226,366.94 : x
  2. Step 2: Convert to fraction form
    253,234.23/348,719.22 = 226,366.94/x
  3. Step 3: Cross multiply
    253,234.23x = 348,719.22 × 226,366.94
  4. Step 4: Simplify right side
    253,234.23x = 78,938,501,006.99
  5. Step 5: Solve for x
    x = 78,938,501,006.99/253,234.23
  6. Step 6: Final answer
    x = 311,721.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.