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Finding the Fourth Proportional to 295,372.28, 407,608.52 and 168,045.14

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Solution

The fourth proportional to 295,372.28, 407,608.52 and 168,045.14 is: 231,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,372.28 : 407,608.52 = 168,045.14 : x
  2. Step 2: Convert to fraction form
    295,372.28/407,608.52 = 168,045.14/x
  3. Step 3: Cross multiply
    295,372.28x = 407,608.52 × 168,045.14
  4. Step 4: Simplify right side
    295,372.28x = 68,496,630,808.59
  5. Step 5: Solve for x
    x = 68,496,630,808.59/295,372.28
  6. Step 6: Final answer
    x = 231,899.32

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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.