Home / 672,086.60-1,008,216.30-335,299.40

Finding the Fourth Proportional to 672,086.60, 1,008,216.30 and 335,299.40

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Solution

The fourth proportional to 672,086.60, 1,008,216.30 and 335,299.40 is: 502,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,086.60 : 1,008,216.30 = 335,299.40 : x
  2. Step 2: Convert to fraction form
    672,086.60/1,008,216.30 = 335,299.40/x
  3. Step 3: Cross multiply
    672,086.60x = 1,008,216.30 × 335,299.40
  4. Step 4: Simplify right side
    672,086.60x = 338,054,320,460.22
  5. Step 5: Solve for x
    x = 338,054,320,460.22/672,086.60
  6. Step 6: Final answer
    x = 502,992.20

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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.