Home / 1,024.32-1,413.60-582.21

Finding the Fourth Proportional to 1,024.32, 1,413.60 and 582.21

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Solution

The fourth proportional to 1,024.32, 1,413.60 and 582.21 is: 803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.32 : 1,413.60 = 582.21 : x
  2. Step 2: Convert to fraction form
    1,024.32/1,413.60 = 582.21/x
  3. Step 3: Cross multiply
    1,024.32x = 1,413.60 × 582.21
  4. Step 4: Simplify right side
    1,024.32x = 823,012.06
  5. Step 5: Solve for x
    x = 823,012.06/1,024.32
  6. Step 6: Final answer
    x = 803.47

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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.