Home / 358,618.29-494,877.27-205,546.74

Finding the Fourth Proportional to 358,618.29, 494,877.27 and 205,546.74

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Solution

The fourth proportional to 358,618.29, 494,877.27 and 205,546.74 is: 283,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,618.29 : 494,877.27 = 205,546.74 : x
  2. Step 2: Convert to fraction form
    358,618.29/494,877.27 = 205,546.74/x
  3. Step 3: Cross multiply
    358,618.29x = 494,877.27 × 205,546.74
  4. Step 4: Simplify right side
    358,618.29x = 101,720,409,548.60
  5. Step 5: Solve for x
    x = 101,720,409,548.60/358,618.29
  6. Step 6: Final answer
    x = 283,645.35

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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.