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Finding the Fourth Proportional to 303,194.10, 454,222.53 and 253,592.94

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Solution

The fourth proportional to 303,194.10, 454,222.53 and 253,592.94 is: 379,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,194.10 : 454,222.53 = 253,592.94 : x
  2. Step 2: Convert to fraction form
    303,194.10/454,222.53 = 253,592.94/x
  3. Step 3: Cross multiply
    303,194.10x = 454,222.53 × 253,592.94
  4. Step 4: Simplify right side
    303,194.10x = 115,187,626,796.94
  5. Step 5: Solve for x
    x = 115,187,626,796.94/303,194.10
  6. Step 6: Final answer
    x = 379,913.81

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1.5x scale

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.