Home / 343,288.20-514,932.30-202,974.60

Finding the Fourth Proportional to 343,288.20, 514,932.30 and 202,974.60

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Solution

The fourth proportional to 343,288.20, 514,932.30 and 202,974.60 is: 304,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,288.20 : 514,932.30 = 202,974.60 : x
  2. Step 2: Convert to fraction form
    343,288.20/514,932.30 = 202,974.60/x
  3. Step 3: Cross multiply
    343,288.20x = 514,932.30 × 202,974.60
  4. Step 4: Simplify right side
    343,288.20x = 104,518,177,619.58
  5. Step 5: Solve for x
    x = 104,518,177,619.58/343,288.20
  6. Step 6: Final answer
    x = 304,461.90

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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.