Home / 229,968.45-344,952.68-209,301.30

Finding the Fourth Proportional to 229,968.45, 344,952.68 and 209,301.30

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Solution

The fourth proportional to 229,968.45, 344,952.68 and 209,301.30 is: 313,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,968.45 : 344,952.68 = 209,301.30 : x
  2. Step 2: Convert to fraction form
    229,968.45/344,952.68 = 209,301.30/x
  3. Step 3: Cross multiply
    229,968.45x = 344,952.68 × 209,301.30
  4. Step 4: Simplify right side
    229,968.45x = 72,199,043,315.98
  5. Step 5: Solve for x
    x = 72,199,043,315.98/229,968.45
  6. Step 6: Final answer
    x = 313,951.95

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1.5x scale

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.