Home / 670,114.91-1,005,296.90-220,867.34

Finding the Fourth Proportional to 670,114.91, 1,005,296.90 and 220,867.34

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Solution

The fourth proportional to 670,114.91, 1,005,296.90 and 220,867.34 is: 331,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,114.91 : 1,005,296.90 = 220,867.34 : x
  2. Step 2: Convert to fraction form
    670,114.91/1,005,296.90 = 220,867.34/x
  3. Step 3: Cross multiply
    670,114.91x = 1,005,296.90 × 220,867.34
  4. Step 4: Simplify right side
    670,114.91x = 222,037,246,082.43
  5. Step 5: Solve for x
    x = 222,037,246,082.43/670,114.91
  6. Step 6: Final answer
    x = 331,342.05

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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.