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Finding the Fourth Proportional to 1,024.11, 1,413.86 and 675.81

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Solution

The fourth proportional to 1,024.11, 1,413.86 and 675.81 is: 933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.11 : 1,413.86 = 675.81 : x
  2. Step 2: Convert to fraction form
    1,024.11/1,413.86 = 675.81/x
  3. Step 3: Cross multiply
    1,024.11x = 1,413.86 × 675.81
  4. Step 4: Simplify right side
    1,024.11x = 955,497.35
  5. Step 5: Solve for x
    x = 955,497.35/1,024.11
  6. Step 6: Final answer
    x = 933.00

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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.