Home / 1,110,339.52-1,665,513.60-268,892.16

Finding the Fourth Proportional to 1,110,339.52, 1,665,513.60 and 268,892.16

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Solution

The fourth proportional to 1,110,339.52, 1,665,513.60 and 268,892.16 is: 403,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,339.52 : 1,665,513.60 = 268,892.16 : x
  2. Step 2: Convert to fraction form
    1,110,339.52/1,665,513.60 = 268,892.16/x
  3. Step 3: Cross multiply
    1,110,339.52x = 1,665,513.60 × 268,892.16
  4. Step 4: Simplify right side
    1,110,339.52x = 447,843,549,413.38
  5. Step 5: Solve for x
    x = 447,843,549,413.38/1,110,339.52
  6. Step 6: Final answer
    x = 403,339.29

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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.