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Finding the Fourth Proportional to 1,283.51, 1,924.54 and 502.97

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Solution

The fourth proportional to 1,283.51, 1,924.54 and 502.97 is: 754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283.51 : 1,924.54 = 502.97 : x
  2. Step 2: Convert to fraction form
    1,283.51/1,924.54 = 502.97/x
  3. Step 3: Cross multiply
    1,283.51x = 1,924.54 × 502.97
  4. Step 4: Simplify right side
    1,283.51x = 967,975.00
  5. Step 5: Solve for x
    x = 967,975.00/1,283.51
  6. Step 6: Final answer
    x = 754.16

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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.