Home / 942,963-1,414,704.18-278,115

Finding the Fourth Proportional to 942,963, 1,414,704.18 and 278,115

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Solution

The fourth proportional to 942,963, 1,414,704.18 and 278,115 is: 417,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,963 : 1,414,704.18 = 278,115 : x
  2. Step 2: Convert to fraction form
    942,963/1,414,704.18 = 278,115/x
  3. Step 3: Cross multiply
    942,963x = 1,414,704.18 × 278,115
  4. Step 4: Simplify right side
    942,963x = 393,450,453,020.70
  5. Step 5: Solve for x
    x = 393,450,453,020.70/942,963
  6. Step 6: Final answer
    x = 417,249.09

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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.