Home / 964,900.77-1,446,883.17-290,856.43

Finding the Fourth Proportional to 964,900.77, 1,446,883.17 and 290,856.43

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Solution

The fourth proportional to 964,900.77, 1,446,883.17 and 290,856.43 is: 436,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,900.77 : 1,446,883.17 = 290,856.43 : x
  2. Step 2: Convert to fraction form
    964,900.77/1,446,883.17 = 290,856.43/x
  3. Step 3: Cross multiply
    964,900.77x = 1,446,883.17 × 290,856.43
  4. Step 4: Simplify right side
    964,900.77x = 420,835,273,453.28
  5. Step 5: Solve for x
    x = 420,835,273,453.28/964,900.77
  6. Step 6: Final answer
    x = 436,143.58

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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.