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Finding the Fourth Proportional to 493,372.76, 680,854.41 and 267,018.26

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Solution

The fourth proportional to 493,372.76, 680,854.41 and 267,018.26 is: 368,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,372.76 : 680,854.41 = 267,018.26 : x
  2. Step 2: Convert to fraction form
    493,372.76/680,854.41 = 267,018.26/x
  3. Step 3: Cross multiply
    493,372.76x = 680,854.41 × 267,018.26
  4. Step 4: Simplify right side
    493,372.76x = 181,800,556,467.26
  5. Step 5: Solve for x
    x = 181,800,556,467.26/493,372.76
  6. Step 6: Final answer
    x = 368,485.20

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1.5x scale

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.