Home / 501,181.11-752,145.30-201,664.22

Finding the Fourth Proportional to 501,181.11, 752,145.30 and 201,664.22

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Solution

The fourth proportional to 501,181.11, 752,145.30 and 201,664.22 is: 302,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,181.11 : 752,145.30 = 201,664.22 : x
  2. Step 2: Convert to fraction form
    501,181.11/752,145.30 = 201,664.22/x
  3. Step 3: Cross multiply
    501,181.11x = 752,145.30 × 201,664.22
  4. Step 4: Simplify right side
    501,181.11x = 151,680,791,490.44
  5. Step 5: Solve for x
    x = 151,680,791,490.44/501,181.11
  6. Step 6: Final answer
    x = 302,646.66

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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.