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Finding the Fourth Proportional to 1,032.36, 1,548.69 and 382.94

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Solution

The fourth proportional to 1,032.36, 1,548.69 and 382.94 is: 574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.36 : 1,548.69 = 382.94 : x
  2. Step 2: Convert to fraction form
    1,032.36/1,548.69 = 382.94/x
  3. Step 3: Cross multiply
    1,032.36x = 1,548.69 × 382.94
  4. Step 4: Simplify right side
    1,032.36x = 593,055.35
  5. Step 5: Solve for x
    x = 593,055.35/1,032.36
  6. Step 6: Final answer
    x = 574.47

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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.