Home / 476,669.24-715,003.26-121,683.32

Finding the Fourth Proportional to 476,669.24, 715,003.26 and 121,683.32

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Solution

The fourth proportional to 476,669.24, 715,003.26 and 121,683.32 is: 182,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,669.24 : 715,003.26 = 121,683.32 : x
  2. Step 2: Convert to fraction form
    476,669.24/715,003.26 = 121,683.32/x
  3. Step 3: Cross multiply
    476,669.24x = 715,003.26 × 121,683.32
  4. Step 4: Simplify right side
    476,669.24x = 87,003,970,487.62
  5. Step 5: Solve for x
    x = 87,003,970,487.62/476,669.24
  6. Step 6: Final answer
    x = 182,524.83

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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.