Home / 726,405.34-1,002,933.18-454,583.10

Finding the Fourth Proportional to 726,405.34, 1,002,933.18 and 454,583.10

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Solution

The fourth proportional to 726,405.34, 1,002,933.18 and 454,583.10 is: 627,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,405.34 : 1,002,933.18 = 454,583.10 : x
  2. Step 2: Convert to fraction form
    726,405.34/1,002,933.18 = 454,583.10/x
  3. Step 3: Cross multiply
    726,405.34x = 1,002,933.18 × 454,583.10
  4. Step 4: Simplify right side
    726,405.34x = 455,916,474,057.26
  5. Step 5: Solve for x
    x = 455,916,474,057.26/726,405.34
  6. Step 6: Final answer
    x = 627,633.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.