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Finding the Fourth Proportional to 567,516.51, 851,399.31 and 168,188.54

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Solution

The fourth proportional to 567,516.51, 851,399.31 and 168,188.54 is: 252,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,516.51 : 851,399.31 = 168,188.54 : x
  2. Step 2: Convert to fraction form
    567,516.51/851,399.31 = 168,188.54/x
  3. Step 3: Cross multiply
    567,516.51x = 851,399.31 × 168,188.54
  4. Step 4: Simplify right side
    567,516.51x = 143,195,605,841.66
  5. Step 5: Solve for x
    x = 143,195,605,841.66/567,516.51
  6. Step 6: Final answer
    x = 252,319.72

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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.