Home / 638,036.54-957,496.82-253,746.02

Finding the Fourth Proportional to 638,036.54, 957,496.82 and 253,746.02

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Solution

The fourth proportional to 638,036.54, 957,496.82 and 253,746.02 is: 380,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,036.54 : 957,496.82 = 253,746.02 : x
  2. Step 2: Convert to fraction form
    638,036.54/957,496.82 = 253,746.02/x
  3. Step 3: Cross multiply
    638,036.54x = 957,496.82 × 253,746.02
  4. Step 4: Simplify right side
    638,036.54x = 242,961,001,181.44
  5. Step 5: Solve for x
    x = 242,961,001,181.44/638,036.54
  6. Step 6: Final answer
    x = 380,794.81

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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.