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Finding the Fourth Proportional to 556,680.96, 835,464.24 and 201,796.20

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Solution

The fourth proportional to 556,680.96, 835,464.24 and 201,796.20 is: 302,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,680.96 : 835,464.24 = 201,796.20 : x
  2. Step 2: Convert to fraction form
    556,680.96/835,464.24 = 201,796.20/x
  3. Step 3: Cross multiply
    556,680.96x = 835,464.24 × 201,796.20
  4. Step 4: Simplify right side
    556,680.96x = 168,593,508,867.89
  5. Step 5: Solve for x
    x = 168,593,508,867.89/556,680.96
  6. Step 6: Final answer
    x = 302,854.81

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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.