Home / 1,490.59-2,232.06-1,446.81

Finding the Fourth Proportional to 1,490.59, 2,232.06 and 1,446.81

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Solution

The fourth proportional to 1,490.59, 2,232.06 and 1,446.81 is: 2,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490.59 : 2,232.06 = 1,446.81 : x
  2. Step 2: Convert to fraction form
    1,490.59/2,232.06 = 1,446.81/x
  3. Step 3: Cross multiply
    1,490.59x = 2,232.06 × 1,446.81
  4. Step 4: Simplify right side
    1,490.59x = 3,229,366.73
  5. Step 5: Solve for x
    x = 3,229,366.73/1,490.59
  6. Step 6: Final answer
    x = 2,166.50

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1.5x scale

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.