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Finding the Fourth Proportional to 273,463.29, 409,604.45 and 266,771.07

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Solution

The fourth proportional to 273,463.29, 409,604.45 and 266,771.07 is: 399,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,463.29 : 409,604.45 = 266,771.07 : x
  2. Step 2: Convert to fraction form
    273,463.29/409,604.45 = 266,771.07/x
  3. Step 3: Cross multiply
    273,463.29x = 409,604.45 × 266,771.07
  4. Step 4: Simplify right side
    273,463.29x = 109,270,616,069.41
  5. Step 5: Solve for x
    x = 109,270,616,069.41/273,463.29
  6. Step 6: Final answer
    x = 399,580.57

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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.