Home / 995,933.28-1,493,896.95-426,945.54

Finding the Fourth Proportional to 995,933.28, 1,493,896.95 and 426,945.54

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Solution

The fourth proportional to 995,933.28, 1,493,896.95 and 426,945.54 is: 640,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,933.28 : 1,493,896.95 = 426,945.54 : x
  2. Step 2: Convert to fraction form
    995,933.28/1,493,896.95 = 426,945.54/x
  3. Step 3: Cross multiply
    995,933.28x = 1,493,896.95 × 426,945.54
  4. Step 4: Simplify right side
    995,933.28x = 637,812,640,022.10
  5. Step 5: Solve for x
    x = 637,812,640,022.10/995,933.28
  6. Step 6: Final answer
    x = 640,417.04

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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.