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Finding the Fourth Proportional to 266,224.89, 367,391.49 and 145,368.84

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Solution

The fourth proportional to 266,224.89, 367,391.49 and 145,368.84 is: 200,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,224.89 : 367,391.49 = 145,368.84 : x
  2. Step 2: Convert to fraction form
    266,224.89/367,391.49 = 145,368.84/x
  3. Step 3: Cross multiply
    266,224.89x = 367,391.49 × 145,368.84
  4. Step 4: Simplify right side
    266,224.89x = 53,407,274,727.17
  5. Step 5: Solve for x
    x = 53,407,274,727.17/266,224.89
  6. Step 6: Final answer
    x = 200,609.62

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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.