Home / 1,491,598.78-2,235,900-479,977.22

Finding the Fourth Proportional to 1,491,598.78, 2,235,900 and 479,977.22

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Solution

The fourth proportional to 1,491,598.78, 2,235,900 and 479,977.22 is: 719,483.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,598.78 : 2,235,900 = 479,977.22 : x
  2. Step 2: Convert to fraction form
    1,491,598.78/2,235,900 = 479,977.22/x
  3. Step 3: Cross multiply
    1,491,598.78x = 2,235,900 × 479,977.22
  4. Step 4: Simplify right side
    1,491,598.78x = 1,073,181,066,198.00
  5. Step 5: Solve for x
    x = 1,073,181,066,198.00/1,491,598.78
  6. Step 6: Final answer
    x = 719,483.74

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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.