Home / 638,037.54-957,498.32-253,747.02

Finding the Fourth Proportional to 638,037.54, 957,498.32 and 253,747.02

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Solution

The fourth proportional to 638,037.54, 957,498.32 and 253,747.02 is: 380,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,037.54 : 957,498.32 = 253,747.02 : x
  2. Step 2: Convert to fraction form
    638,037.54/957,498.32 = 253,747.02/x
  3. Step 3: Cross multiply
    638,037.54x = 957,498.32 × 253,747.02
  4. Step 4: Simplify right side
    638,037.54x = 242,962,345,355.01
  5. Step 5: Solve for x
    x = 242,962,345,355.01/638,037.54
  6. Step 6: Final answer
    x = 380,796.32

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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.