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Finding the Fourth Proportional to 284,817.96, 427,291.56 and 151,628.04

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Solution

The fourth proportional to 284,817.96, 427,291.56 and 151,628.04 is: 227,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,817.96 : 427,291.56 = 151,628.04 : x
  2. Step 2: Convert to fraction form
    284,817.96/427,291.56 = 151,628.04/x
  3. Step 3: Cross multiply
    284,817.96x = 427,291.56 × 151,628.04
  4. Step 4: Simplify right side
    284,817.96x = 64,789,381,751.34
  5. Step 5: Solve for x
    x = 64,789,381,751.34/284,817.96
  6. Step 6: Final answer
    x = 227,476.46

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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.