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Finding the Fourth Proportional to 453,993.14, 626,502.80 and 250,063.16

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Solution

The fourth proportional to 453,993.14, 626,502.80 and 250,063.16 is: 345,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,993.14 : 626,502.80 = 250,063.16 : x
  2. Step 2: Convert to fraction form
    453,993.14/626,502.80 = 250,063.16/x
  3. Step 3: Cross multiply
    453,993.14x = 626,502.80 × 250,063.16
  4. Step 4: Simplify right side
    453,993.14x = 156,665,269,916.85
  5. Step 5: Solve for x
    x = 156,665,269,916.85/453,993.14
  6. Step 6: Final answer
    x = 345,082.90

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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.