Home / 259,836.54-358,822.05-245,684.78

Finding the Fourth Proportional to 259,836.54, 358,822.05 and 245,684.78

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Solution

The fourth proportional to 259,836.54, 358,822.05 and 245,684.78 is: 339,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,836.54 : 358,822.05 = 245,684.78 : x
  2. Step 2: Convert to fraction form
    259,836.54/358,822.05 = 245,684.78/x
  3. Step 3: Cross multiply
    259,836.54x = 358,822.05 × 245,684.78
  4. Step 4: Simplify right side
    259,836.54x = 88,157,114,619.29
  5. Step 5: Solve for x
    x = 88,157,114,619.29/259,836.54
  6. Step 6: Final answer
    x = 339,279.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.