Home / 245,998.20-368,997.30-224,225.40

Finding the Fourth Proportional to 245,998.20, 368,997.30 and 224,225.40

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Solution

The fourth proportional to 245,998.20, 368,997.30 and 224,225.40 is: 336,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,998.20 : 368,997.30 = 224,225.40 : x
  2. Step 2: Convert to fraction form
    245,998.20/368,997.30 = 224,225.40/x
  3. Step 3: Cross multiply
    245,998.20x = 368,997.30 × 224,225.40
  4. Step 4: Simplify right side
    245,998.20x = 82,738,567,191.42
  5. Step 5: Solve for x
    x = 82,738,567,191.42/245,998.20
  6. Step 6: Final answer
    x = 336,338.10

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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.