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Finding the Fourth Proportional to 1,237.02, 1,854.44 and 506.13

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Solution

The fourth proportional to 1,237.02, 1,854.44 and 506.13 is: 758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.02 : 1,854.44 = 506.13 : x
  2. Step 2: Convert to fraction form
    1,237.02/1,854.44 = 506.13/x
  3. Step 3: Cross multiply
    1,237.02x = 1,854.44 × 506.13
  4. Step 4: Simplify right side
    1,237.02x = 938,585.19
  5. Step 5: Solve for x
    x = 938,585.19/1,237.02
  6. Step 6: Final answer
    x = 758.75

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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.