Home / 363,742.24-501,989.52-220,508.32

Finding the Fourth Proportional to 363,742.24, 501,989.52 and 220,508.32

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Solution

The fourth proportional to 363,742.24, 501,989.52 and 220,508.32 is: 304,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,742.24 : 501,989.52 = 220,508.32 : x
  2. Step 2: Convert to fraction form
    363,742.24/501,989.52 = 220,508.32/x
  3. Step 3: Cross multiply
    363,742.24x = 501,989.52 × 220,508.32
  4. Step 4: Simplify right side
    363,742.24x = 110,692,865,712.81
  5. Step 5: Solve for x
    x = 110,692,865,712.81/363,742.24
  6. Step 6: Final answer
    x = 304,316.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.