Home / 1,498,500.16-2,247,892.28-419,012.72

Finding the Fourth Proportional to 1,498,500.16, 2,247,892.28 and 419,012.72

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Solution

The fourth proportional to 1,498,500.16, 2,247,892.28 and 419,012.72 is: 628,558.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,500.16 : 2,247,892.28 = 419,012.72 : x
  2. Step 2: Convert to fraction form
    1,498,500.16/2,247,892.28 = 419,012.72/x
  3. Step 3: Cross multiply
    1,498,500.16x = 2,247,892.28 × 419,012.72
  4. Step 4: Simplify right side
    1,498,500.16x = 941,895,446,222.81
  5. Step 5: Solve for x
    x = 941,895,446,222.81/1,498,500.16
  6. Step 6: Final answer
    x = 628,558.79

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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.