Home / 204,429.30-306,643.95-203,117.10

Finding the Fourth Proportional to 204,429.30, 306,643.95 and 203,117.10

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Solution

The fourth proportional to 204,429.30, 306,643.95 and 203,117.10 is: 304,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,429.30 : 306,643.95 = 203,117.10 : x
  2. Step 2: Convert to fraction form
    204,429.30/306,643.95 = 203,117.10/x
  3. Step 3: Cross multiply
    204,429.30x = 306,643.95 × 203,117.10
  4. Step 4: Simplify right side
    204,429.30x = 62,284,629,856.55
  5. Step 5: Solve for x
    x = 62,284,629,856.55/204,429.30
  6. Step 6: Final answer
    x = 304,675.65

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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.