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Finding the Fourth Proportional to 284,667.67, 427,526.39 and 225,881.11

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Solution

The fourth proportional to 284,667.67, 427,526.39 and 225,881.11 is: 339,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,667.67 : 427,526.39 = 225,881.11 : x
  2. Step 2: Convert to fraction form
    284,667.67/427,526.39 = 225,881.11/x
  3. Step 3: Cross multiply
    284,667.67x = 427,526.39 × 225,881.11
  4. Step 4: Simplify right side
    284,667.67x = 96,570,135,527.49
  5. Step 5: Solve for x
    x = 96,570,135,527.49/284,667.67
  6. Step 6: Final answer
    x = 339,238.16

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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.