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Finding the Fourth Proportional to 567,558.66, 851,471.64 and 168,202.74

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Solution

The fourth proportional to 567,558.66, 851,471.64 and 168,202.74 is: 252,343.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,558.66 : 851,471.64 = 168,202.74 : x
  2. Step 2: Convert to fraction form
    567,558.66/851,471.64 = 168,202.74/x
  3. Step 3: Cross multiply
    567,558.66x = 851,471.64 × 168,202.74
  4. Step 4: Simplify right side
    567,558.66x = 143,219,862,880.29
  5. Step 5: Solve for x
    x = 143,219,862,880.29/567,558.66
  6. Step 6: Final answer
    x = 252,343.72

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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.