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Finding the Fourth Proportional to 1,463.30, 2,192.30 and 804.47

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Solution

The fourth proportional to 1,463.30, 2,192.30 and 804.47 is: 1,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.30 : 2,192.30 = 804.47 : x
  2. Step 2: Convert to fraction form
    1,463.30/2,192.30 = 804.47/x
  3. Step 3: Cross multiply
    1,463.30x = 2,192.30 × 804.47
  4. Step 4: Simplify right side
    1,463.30x = 1,763,627.61
  5. Step 5: Solve for x
    x = 1,763,627.61/1,463.30
  6. Step 6: Final answer
    x = 1,205.24

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1.5x scale

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.