Home / 219,630.30-329,445.45-202,523.10

Finding the Fourth Proportional to 219,630.30, 329,445.45 and 202,523.10

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Solution

The fourth proportional to 219,630.30, 329,445.45 and 202,523.10 is: 303,784.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,630.30 : 329,445.45 = 202,523.10 : x
  2. Step 2: Convert to fraction form
    219,630.30/329,445.45 = 202,523.10/x
  3. Step 3: Cross multiply
    219,630.30x = 329,445.45 × 202,523.10
  4. Step 4: Simplify right side
    219,630.30x = 66,720,313,814.90
  5. Step 5: Solve for x
    x = 66,720,313,814.90/219,630.30
  6. Step 6: Final answer
    x = 303,784.65

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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.