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Finding the Fourth Proportional to 567,544.46, 851,066.23 and 162,644.78

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Solution

The fourth proportional to 567,544.46, 851,066.23 and 162,644.78 is: 243,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,544.46 : 851,066.23 = 162,644.78 : x
  2. Step 2: Convert to fraction form
    567,544.46/851,066.23 = 162,644.78/x
  3. Step 3: Cross multiply
    567,544.46x = 851,066.23 × 162,644.78
  4. Step 4: Simplify right side
    567,544.46x = 138,421,479,442.16
  5. Step 5: Solve for x
    x = 138,421,479,442.16/567,544.46
  6. Step 6: Final answer
    x = 243,895.39

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Double scale
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Similar ratio
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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.