Home / 1,624.17-2,436.11-650.32

Finding the Fourth Proportional to 1,624.17, 2,436.11 and 650.32

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Solution

The fourth proportional to 1,624.17, 2,436.11 and 650.32 is: 975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.17 : 2,436.11 = 650.32 : x
  2. Step 2: Convert to fraction form
    1,624.17/2,436.11 = 650.32/x
  3. Step 3: Cross multiply
    1,624.17x = 2,436.11 × 650.32
  4. Step 4: Simplify right side
    1,624.17x = 1,584,252.68
  5. Step 5: Solve for x
    x = 1,584,252.68/1,624.17
  6. Step 6: Final answer
    x = 975.43

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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.