Home / 496,742.22-745,166.66-212,462.29

Finding the Fourth Proportional to 496,742.22, 745,166.66 and 212,462.29

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Solution

The fourth proportional to 496,742.22, 745,166.66 and 212,462.29 is: 318,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,742.22 : 745,166.66 = 212,462.29 : x
  2. Step 2: Convert to fraction form
    496,742.22/745,166.66 = 212,462.29/x
  3. Step 3: Cross multiply
    496,742.22x = 745,166.66 × 212,462.29
  4. Step 4: Simplify right side
    496,742.22x = 158,319,814,884.40
  5. Step 5: Solve for x
    x = 158,319,814,884.40/496,742.22
  6. Step 6: Final answer
    x = 318,716.24

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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.