Home / 330,229.58-495,218.61-140,570.24

Finding the Fourth Proportional to 330,229.58, 495,218.61 and 140,570.24

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Solution

The fourth proportional to 330,229.58, 495,218.61 and 140,570.24 is: 210,801.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,229.58 : 495,218.61 = 140,570.24 : x
  2. Step 2: Convert to fraction form
    330,229.58/495,218.61 = 140,570.24/x
  3. Step 3: Cross multiply
    330,229.58x = 495,218.61 × 140,570.24
  4. Step 4: Simplify right side
    330,229.58x = 69,612,996,384.07
  5. Step 5: Solve for x
    x = 69,612,996,384.07/330,229.58
  6. Step 6: Final answer
    x = 210,801.82

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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.