Home / 799,203.32-1,199,394.90-378,478.52

Finding the Fourth Proportional to 799,203.32, 1,199,394.90 and 378,478.52

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Solution

The fourth proportional to 799,203.32, 1,199,394.90 and 378,478.52 is: 567,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,203.32 : 1,199,394.90 = 378,478.52 : x
  2. Step 2: Convert to fraction form
    799,203.32/1,199,394.90 = 378,478.52/x
  3. Step 3: Cross multiply
    799,203.32x = 1,199,394.90 × 378,478.52
  4. Step 4: Simplify right side
    799,203.32x = 453,945,206,647.55
  5. Step 5: Solve for x
    x = 453,945,206,647.55/799,203.32
  6. Step 6: Final answer
    x = 567,997.15

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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.