Home / 1,246.10-1,869.12-506.06

Finding the Fourth Proportional to 1,246.10, 1,869.12 and 506.06

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Solution

The fourth proportional to 1,246.10, 1,869.12 and 506.06 is: 759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.10 : 1,869.12 = 506.06 : x
  2. Step 2: Convert to fraction form
    1,246.10/1,869.12 = 506.06/x
  3. Step 3: Cross multiply
    1,246.10x = 1,869.12 × 506.06
  4. Step 4: Simplify right side
    1,246.10x = 945,886.87
  5. Step 5: Solve for x
    x = 945,886.87/1,246.10
  6. Step 6: Final answer
    x = 759.08

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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.