Home / 1,326.24-1,990.14-596.40

Finding the Fourth Proportional to 1,326.24, 1,990.14 and 596.40

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Solution

The fourth proportional to 1,326.24, 1,990.14 and 596.40 is: 894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326.24 : 1,990.14 = 596.40 : x
  2. Step 2: Convert to fraction form
    1,326.24/1,990.14 = 596.40/x
  3. Step 3: Cross multiply
    1,326.24x = 1,990.14 × 596.40
  4. Step 4: Simplify right side
    1,326.24x = 1,186,919.50
  5. Step 5: Solve for x
    x = 1,186,919.50/1,326.24
  6. Step 6: Final answer
    x = 894.95

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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.