Home / 1,416.18-2,124.27-550.70

Finding the Fourth Proportional to 1,416.18, 2,124.27 and 550.70

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Solution

The fourth proportional to 1,416.18, 2,124.27 and 550.70 is: 826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416.18 : 2,124.27 = 550.70 : x
  2. Step 2: Convert to fraction form
    1,416.18/2,124.27 = 550.70/x
  3. Step 3: Cross multiply
    1,416.18x = 2,124.27 × 550.70
  4. Step 4: Simplify right side
    1,416.18x = 1,169,824.87
  5. Step 5: Solve for x
    x = 1,169,824.87/1,416.18
  6. Step 6: Final answer
    x = 826.04

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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.