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Finding the Fourth Proportional to 406,933.60, 610,160.64 and 166,975.96

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Solution

The fourth proportional to 406,933.60, 610,160.64 and 166,975.96 is: 250,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,933.60 : 610,160.64 = 166,975.96 : x
  2. Step 2: Convert to fraction form
    406,933.60/610,160.64 = 166,975.96/x
  3. Step 3: Cross multiply
    406,933.60x = 610,160.64 × 166,975.96
  4. Step 4: Simplify right side
    406,933.60x = 101,882,158,618.21
  5. Step 5: Solve for x
    x = 101,882,158,618.21/406,933.60
  6. Step 6: Final answer
    x = 250,365.56

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1.5x scale

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.