Home / 738,765.30-1,108,181.07-226,392.78

Finding the Fourth Proportional to 738,765.30, 1,108,181.07 and 226,392.78

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Solution

The fourth proportional to 738,765.30, 1,108,181.07 and 226,392.78 is: 339,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,765.30 : 1,108,181.07 = 226,392.78 : x
  2. Step 2: Convert to fraction form
    738,765.30/1,108,181.07 = 226,392.78/x
  3. Step 3: Cross multiply
    738,765.30x = 1,108,181.07 × 226,392.78
  4. Step 4: Simplify right side
    738,765.30x = 250,884,193,180.68
  5. Step 5: Solve for x
    x = 250,884,193,180.68/738,765.30
  6. Step 6: Final answer
    x = 339,599.32

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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.