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Finding the Fourth Proportional to 368,695.22, 508,874.78 and 232,637.51

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Solution

The fourth proportional to 368,695.22, 508,874.78 and 232,637.51 is: 321,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,695.22 : 508,874.78 = 232,637.51 : x
  2. Step 2: Convert to fraction form
    368,695.22/508,874.78 = 232,637.51/x
  3. Step 3: Cross multiply
    368,695.22x = 508,874.78 × 232,637.51
  4. Step 4: Simplify right side
    368,695.22x = 118,383,361,830.00
  5. Step 5: Solve for x
    x = 118,383,361,830.00/368,695.22
  6. Step 6: Final answer
    x = 321,087.32

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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.