Home / 945,789.54-1,419,440.85-496,775.20

Finding the Fourth Proportional to 945,789.54, 1,419,440.85 and 496,775.20

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Solution

The fourth proportional to 945,789.54, 1,419,440.85 and 496,775.20 is: 745,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,789.54 : 1,419,440.85 = 496,775.20 : x
  2. Step 2: Convert to fraction form
    945,789.54/1,419,440.85 = 496,775.20/x
  3. Step 3: Cross multiply
    945,789.54x = 1,419,440.85 × 496,775.20
  4. Step 4: Simplify right side
    945,789.54x = 705,143,002,565.84
  5. Step 5: Solve for x
    x = 705,143,002,565.84/945,789.54
  6. Step 6: Final answer
    x = 745,560.17

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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.