Home / 1,214.54-1,822.52-565.28

Finding the Fourth Proportional to 1,214.54, 1,822.52 and 565.28

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Solution

The fourth proportional to 1,214.54, 1,822.52 and 565.28 is: 848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214.54 : 1,822.52 = 565.28 : x
  2. Step 2: Convert to fraction form
    1,214.54/1,822.52 = 565.28/x
  3. Step 3: Cross multiply
    1,214.54x = 1,822.52 × 565.28
  4. Step 4: Simplify right side
    1,214.54x = 1,030,233.24
  5. Step 5: Solve for x
    x = 1,030,233.24/1,214.54
  6. Step 6: Final answer
    x = 848.25

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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.