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Finding the Fourth Proportional to 471,372.68, 650,487.54 and 259,404.68

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Solution

The fourth proportional to 471,372.68, 650,487.54 and 259,404.68 is: 357,974.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,372.68 : 650,487.54 = 259,404.68 : x
  2. Step 2: Convert to fraction form
    471,372.68/650,487.54 = 259,404.68/x
  3. Step 3: Cross multiply
    471,372.68x = 650,487.54 × 259,404.68
  4. Step 4: Simplify right side
    471,372.68x = 168,739,512,157.69
  5. Step 5: Solve for x
    x = 168,739,512,157.69/471,372.68
  6. Step 6: Final answer
    x = 357,974.74

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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.