Home / 790,369.36-1,185,557.12-191,329.54

Finding the Fourth Proportional to 790,369.36, 1,185,557.12 and 191,329.54

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Solution

The fourth proportional to 790,369.36, 1,185,557.12 and 191,329.54 is: 286,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,369.36 : 1,185,557.12 = 191,329.54 : x
  2. Step 2: Convert to fraction form
    790,369.36/1,185,557.12 = 191,329.54/x
  3. Step 3: Cross multiply
    790,369.36x = 1,185,557.12 × 191,329.54
  4. Step 4: Simplify right side
    790,369.36x = 226,832,098,413.33
  5. Step 5: Solve for x
    x = 226,832,098,413.33/790,369.36
  6. Step 6: Final answer
    x = 286,995.06

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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.