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Finding the Fourth Proportional to 471,096.08, 650,053.67 and 318,466.27

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Solution

The fourth proportional to 471,096.08, 650,053.67 and 318,466.27 is: 439,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,096.08 : 650,053.67 = 318,466.27 : x
  2. Step 2: Convert to fraction form
    471,096.08/650,053.67 = 318,466.27/x
  3. Step 3: Cross multiply
    471,096.08x = 650,053.67 × 318,466.27
  4. Step 4: Simplify right side
    471,096.08x = 207,020,167,584.71
  5. Step 5: Solve for x
    x = 207,020,167,584.71/471,096.08
  6. Step 6: Final answer
    x = 439,443.62

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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.