Home / 378,365.42-567,546.06-162,192.32

Finding the Fourth Proportional to 378,365.42, 567,546.06 and 162,192.32

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Solution

The fourth proportional to 378,365.42, 567,546.06 and 162,192.32 is: 243,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,365.42 : 567,546.06 = 162,192.32 : x
  2. Step 2: Convert to fraction form
    378,365.42/567,546.06 = 162,192.32/x
  3. Step 3: Cross multiply
    378,365.42x = 567,546.06 × 162,192.32
  4. Step 4: Simplify right side
    378,365.42x = 92,051,609,340.53
  5. Step 5: Solve for x
    x = 92,051,609,340.53/378,365.42
  6. Step 6: Final answer
    x = 243,287.58

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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.