Home / 722,199.11-1,082,948.73-362,215.28

Finding the Fourth Proportional to 722,199.11, 1,082,948.73 and 362,215.28

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Solution

The fourth proportional to 722,199.11, 1,082,948.73 and 362,215.28 is: 543,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,199.11 : 1,082,948.73 = 362,215.28 : x
  2. Step 2: Convert to fraction form
    722,199.11/1,082,948.73 = 362,215.28/x
  3. Step 3: Cross multiply
    722,199.11x = 1,082,948.73 × 362,215.28
  4. Step 4: Simplify right side
    722,199.11x = 392,260,577,462.59
  5. Step 5: Solve for x
    x = 392,260,577,462.59/722,199.11
  6. Step 6: Final answer
    x = 543,147.41

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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.