Home / 358,606.52-494,867.30-205,670.42

Finding the Fourth Proportional to 358,606.52, 494,867.30 and 205,670.42

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Solution

The fourth proportional to 358,606.52, 494,867.30 and 205,670.42 is: 283,819.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,606.52 : 494,867.30 = 205,670.42 : x
  2. Step 2: Convert to fraction form
    358,606.52/494,867.30 = 205,670.42/x
  3. Step 3: Cross multiply
    358,606.52x = 494,867.30 × 205,670.42
  4. Step 4: Simplify right side
    358,606.52x = 101,779,565,435.27
  5. Step 5: Solve for x
    x = 101,779,565,435.27/358,606.52
  6. Step 6: Final answer
    x = 283,819.62

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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.