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Finding the Fourth Proportional to 296,242.26, 408,804.18 and 168,958.86

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Solution

The fourth proportional to 296,242.26, 408,804.18 and 168,958.86 is: 233,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,242.26 : 408,804.18 = 168,958.86 : x
  2. Step 2: Convert to fraction form
    296,242.26/408,804.18 = 168,958.86/x
  3. Step 3: Cross multiply
    296,242.26x = 408,804.18 × 168,958.86
  4. Step 4: Simplify right side
    296,242.26x = 69,071,088,216.03
  5. Step 5: Solve for x
    x = 69,071,088,216.03/296,242.26
  6. Step 6: Final answer
    x = 233,157.44

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1.5x scale

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.