Home / 476,669.12-715,003.04-121,683.12

Finding the Fourth Proportional to 476,669.12, 715,003.04 and 121,683.12

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Solution

The fourth proportional to 476,669.12, 715,003.04 and 121,683.12 is: 182,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,669.12 : 715,003.04 = 121,683.12 : x
  2. Step 2: Convert to fraction form
    476,669.12/715,003.04 = 121,683.12/x
  3. Step 3: Cross multiply
    476,669.12x = 715,003.04 × 121,683.12
  4. Step 4: Simplify right side
    476,669.12x = 87,003,800,716.68
  5. Step 5: Solve for x
    x = 87,003,800,716.68/476,669.12
  6. Step 6: Final answer
    x = 182,524.52

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Similar ratio
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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.