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Finding the Fourth Proportional to 471,656.80, 649,646.58 and 362,552.44

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Solution

The fourth proportional to 471,656.80, 649,646.58 and 362,552.44 is: 499,369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,656.80 : 649,646.58 = 362,552.44 : x
  2. Step 2: Convert to fraction form
    471,656.80/649,646.58 = 362,552.44/x
  3. Step 3: Cross multiply
    471,656.80x = 649,646.58 × 362,552.44
  4. Step 4: Simplify right side
    471,656.80x = 235,530,952,716.66
  5. Step 5: Solve for x
    x = 235,530,952,716.66/471,656.80
  6. Step 6: Final answer
    x = 499,369.36

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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.