Home / 966,571.56-1,449,301.77-398,344.95

Finding the Fourth Proportional to 966,571.56, 1,449,301.77 and 398,344.95

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Solution

The fourth proportional to 966,571.56, 1,449,301.77 and 398,344.95 is: 597,288.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,571.56 : 1,449,301.77 = 398,344.95 : x
  2. Step 2: Convert to fraction form
    966,571.56/1,449,301.77 = 398,344.95/x
  3. Step 3: Cross multiply
    966,571.56x = 1,449,301.77 × 398,344.95
  4. Step 4: Simplify right side
    966,571.56x = 577,322,041,105.56
  5. Step 5: Solve for x
    x = 577,322,041,105.56/966,571.56
  6. Step 6: Final answer
    x = 597,288.46

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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.