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Finding the Fourth Proportional to 444,475.21, 613,371.12 and 240,521.67

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Solution

The fourth proportional to 444,475.21, 613,371.12 and 240,521.67 is: 331,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,475.21 : 613,371.12 = 240,521.67 : x
  2. Step 2: Convert to fraction form
    444,475.21/613,371.12 = 240,521.67/x
  3. Step 3: Cross multiply
    444,475.21x = 613,371.12 × 240,521.67
  4. Step 4: Simplify right side
    444,475.21x = 147,529,041,842.71
  5. Step 5: Solve for x
    x = 147,529,041,842.71/444,475.21
  6. Step 6: Final answer
    x = 331,917.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.