Home / 726,807.24-1,002,983.85-404,517.42

Finding the Fourth Proportional to 726,807.24, 1,002,983.85 and 404,517.42

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Solution

The fourth proportional to 726,807.24, 1,002,983.85 and 404,517.42 is: 558,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,807.24 : 1,002,983.85 = 404,517.42 : x
  2. Step 2: Convert to fraction form
    726,807.24/1,002,983.85 = 404,517.42/x
  3. Step 3: Cross multiply
    726,807.24x = 1,002,983.85 × 404,517.42
  4. Step 4: Simplify right side
    726,807.24x = 405,724,439,303.67
  5. Step 5: Solve for x
    x = 405,724,439,303.67/726,807.24
  6. Step 6: Final answer
    x = 558,228.40

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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.