Home / 302,458.06-453,590.34-100,016.56

Finding the Fourth Proportional to 302,458.06, 453,590.34 and 100,016.56

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Solution

The fourth proportional to 302,458.06, 453,590.34 and 100,016.56 is: 149,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,458.06 : 453,590.34 = 100,016.56 : x
  2. Step 2: Convert to fraction form
    302,458.06/453,590.34 = 100,016.56/x
  3. Step 3: Cross multiply
    302,458.06x = 453,590.34 × 100,016.56
  4. Step 4: Simplify right side
    302,458.06x = 45,366,545,456.03
  5. Step 5: Solve for x
    x = 45,366,545,456.03/302,458.06
  6. Step 6: Final answer
    x = 149,992.85

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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.