Home / 946,949.70-1,306,781.90-517,229.70

Finding the Fourth Proportional to 946,949.70, 1,306,781.90 and 517,229.70

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Solution

The fourth proportional to 946,949.70, 1,306,781.90 and 517,229.70 is: 713,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,949.70 : 1,306,781.90 = 517,229.70 : x
  2. Step 2: Convert to fraction form
    946,949.70/1,306,781.90 = 517,229.70/x
  3. Step 3: Cross multiply
    946,949.70x = 1,306,781.90 × 517,229.70
  4. Step 4: Simplify right side
    946,949.70x = 675,906,410,102.43
  5. Step 5: Solve for x
    x = 675,906,410,102.43/946,949.70
  6. Step 6: Final answer
    x = 713,772.24

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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.