Home / 1,531.45-2,296.94-606.68

Finding the Fourth Proportional to 1,531.45, 2,296.94 and 606.68

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Solution

The fourth proportional to 1,531.45, 2,296.94 and 606.68 is: 909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.45 : 2,296.94 = 606.68 : x
  2. Step 2: Convert to fraction form
    1,531.45/2,296.94 = 606.68/x
  3. Step 3: Cross multiply
    1,531.45x = 2,296.94 × 606.68
  4. Step 4: Simplify right side
    1,531.45x = 1,393,507.56
  5. Step 5: Solve for x
    x = 1,393,507.56/1,531.45
  6. Step 6: Final answer
    x = 909.93

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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.