Home / 386,293.73-533,091.83-214,218.95

Finding the Fourth Proportional to 386,293.73, 533,091.83 and 214,218.95

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Solution

The fourth proportional to 386,293.73, 533,091.83 and 214,218.95 is: 295,625.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,293.73 : 533,091.83 = 214,218.95 : x
  2. Step 2: Convert to fraction form
    386,293.73/533,091.83 = 214,218.95/x
  3. Step 3: Cross multiply
    386,293.73x = 533,091.83 × 214,218.95
  4. Step 4: Simplify right side
    386,293.73x = 114,198,368,339.63
  5. Step 5: Solve for x
    x = 114,198,368,339.63/386,293.73
  6. Step 6: Final answer
    x = 295,625.74

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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.