Home / 787,837.34-1,181,657.52-219,261.08

Finding the Fourth Proportional to 787,837.34, 1,181,657.52 and 219,261.08

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Solution

The fourth proportional to 787,837.34, 1,181,657.52 and 219,261.08 is: 328,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,837.34 : 1,181,657.52 = 219,261.08 : x
  2. Step 2: Convert to fraction form
    787,837.34/1,181,657.52 = 219,261.08/x
  3. Step 3: Cross multiply
    787,837.34x = 1,181,657.52 × 219,261.08
  4. Step 4: Simplify right side
    787,837.34x = 259,091,504,025.32
  5. Step 5: Solve for x
    x = 259,091,504,025.32/787,837.34
  6. Step 6: Final answer
    x = 328,864.21

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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.