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Finding the Fourth Proportional to 284,480.96, 426,668.64 and 104,527.04

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Solution

The fourth proportional to 284,480.96, 426,668.64 and 104,527.04 is: 156,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,480.96 : 426,668.64 = 104,527.04 : x
  2. Step 2: Convert to fraction form
    284,480.96/426,668.64 = 104,527.04/x
  3. Step 3: Cross multiply
    284,480.96x = 426,668.64 × 104,527.04
  4. Step 4: Simplify right side
    284,480.96x = 44,598,410,000.03
  5. Step 5: Solve for x
    x = 44,598,410,000.03/284,480.96
  6. Step 6: Final answer
    x = 156,771.16

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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.