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Finding the Fourth Proportional to 606,822.30, 910,452.15 and 252,090.90

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Solution

The fourth proportional to 606,822.30, 910,452.15 and 252,090.90 is: 378,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,822.30 : 910,452.15 = 252,090.90 : x
  2. Step 2: Convert to fraction form
    606,822.30/910,452.15 = 252,090.90/x
  3. Step 3: Cross multiply
    606,822.30x = 910,452.15 × 252,090.90
  4. Step 4: Simplify right side
    606,822.30x = 229,516,701,900.44
  5. Step 5: Solve for x
    x = 229,516,701,900.44/606,822.30
  6. Step 6: Final answer
    x = 378,227.20

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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.