Home / 311,022.20-466,533.30-248,814.20

Finding the Fourth Proportional to 311,022.20, 466,533.30 and 248,814.20

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Solution

The fourth proportional to 311,022.20, 466,533.30 and 248,814.20 is: 373,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,022.20 : 466,533.30 = 248,814.20 : x
  2. Step 2: Convert to fraction form
    311,022.20/466,533.30 = 248,814.20/x
  3. Step 3: Cross multiply
    311,022.20x = 466,533.30 × 248,814.20
  4. Step 4: Simplify right side
    311,022.20x = 116,080,109,812.86
  5. Step 5: Solve for x
    x = 116,080,109,812.86/311,022.20
  6. Step 6: Final answer
    x = 373,221.30

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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.