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Finding the Fourth Proportional to 599,668.96, 899,945.52 and 284,124.64

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Solution

The fourth proportional to 599,668.96, 899,945.52 and 284,124.64 is: 426,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,668.96 : 899,945.52 = 284,124.64 : x
  2. Step 2: Convert to fraction form
    599,668.96/899,945.52 = 284,124.64/x
  3. Step 3: Cross multiply
    599,668.96x = 899,945.52 × 284,124.64
  4. Step 4: Simplify right side
    599,668.96x = 255,696,696,889.61
  5. Step 5: Solve for x
    x = 255,696,696,889.61/599,668.96
  6. Step 6: Final answer
    x = 426,396.42

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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.