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Finding the Fourth Proportional to 471,353, 707,030.96 and 116,367.06

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Solution

The fourth proportional to 471,353, 707,030.96 and 116,367.06 is: 174,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,353 : 707,030.96 = 116,367.06 : x
  2. Step 2: Convert to fraction form
    471,353/707,030.96 = 116,367.06/x
  3. Step 3: Cross multiply
    471,353x = 707,030.96 × 116,367.06
  4. Step 4: Simplify right side
    471,353x = 82,275,114,144.18
  5. Step 5: Solve for x
    x = 82,275,114,144.18/471,353
  6. Step 6: Final answer
    x = 174,550.95

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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.