Home / 302,520.26-453,780.48-112,995.56

Finding the Fourth Proportional to 302,520.26, 453,780.48 and 112,995.56

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Solution

The fourth proportional to 302,520.26, 453,780.48 and 112,995.56 is: 169,493.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,520.26 : 453,780.48 = 112,995.56 : x
  2. Step 2: Convert to fraction form
    302,520.26/453,780.48 = 112,995.56/x
  3. Step 3: Cross multiply
    302,520.26x = 453,780.48 × 112,995.56
  4. Step 4: Simplify right side
    302,520.26x = 51,275,179,454.67
  5. Step 5: Solve for x
    x = 51,275,179,454.67/302,520.26
  6. Step 6: Final answer
    x = 169,493.37

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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.