Home / 300,950.04-451,036.26-143,226.84

Finding the Fourth Proportional to 300,950.04, 451,036.26 and 143,226.84

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Solution

The fourth proportional to 300,950.04, 451,036.26 and 143,226.84 is: 214,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,950.04 : 451,036.26 = 143,226.84 : x
  2. Step 2: Convert to fraction form
    300,950.04/451,036.26 = 143,226.84/x
  3. Step 3: Cross multiply
    300,950.04x = 451,036.26 × 143,226.84
  4. Step 4: Simplify right side
    300,950.04x = 64,600,498,245.22
  5. Step 5: Solve for x
    x = 64,600,498,245.22/300,950.04
  6. Step 6: Final answer
    x = 214,655.22

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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.