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Finding the Fourth Proportional to 226,959.60, 340,439.40 and 202,465.20

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Solution

The fourth proportional to 226,959.60, 340,439.40 and 202,465.20 is: 303,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,959.60 : 340,439.40 = 202,465.20 : x
  2. Step 2: Convert to fraction form
    226,959.60/340,439.40 = 202,465.20/x
  3. Step 3: Cross multiply
    226,959.60x = 340,439.40 × 202,465.20
  4. Step 4: Simplify right side
    226,959.60x = 68,927,131,208.88
  5. Step 5: Solve for x
    x = 68,927,131,208.88/226,959.60
  6. Step 6: Final answer
    x = 303,697.80

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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.