Home / 1,470.17-2,205.27-374.54

Finding the Fourth Proportional to 1,470.17, 2,205.27 and 374.54

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Solution

The fourth proportional to 1,470.17, 2,205.27 and 374.54 is: 561.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.17 : 2,205.27 = 374.54 : x
  2. Step 2: Convert to fraction form
    1,470.17/2,205.27 = 374.54/x
  3. Step 3: Cross multiply
    1,470.17x = 2,205.27 × 374.54
  4. Step 4: Simplify right side
    1,470.17x = 825,950.80
  5. Step 5: Solve for x
    x = 825,950.80/1,470.17
  6. Step 6: Final answer
    x = 561.81

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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.