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Finding the Fourth Proportional to 1,463.04, 2,193.84 and 538.32

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Solution

The fourth proportional to 1,463.04, 2,193.84 and 538.32 is: 807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.04 : 2,193.84 = 538.32 : x
  2. Step 2: Convert to fraction form
    1,463.04/2,193.84 = 538.32/x
  3. Step 3: Cross multiply
    1,463.04x = 2,193.84 × 538.32
  4. Step 4: Simplify right side
    1,463.04x = 1,180,987.95
  5. Step 5: Solve for x
    x = 1,180,987.95/1,463.04
  6. Step 6: Final answer
    x = 807.22

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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.