Home / 945,789.40-1,419,440.66-496,775.07

Finding the Fourth Proportional to 945,789.40, 1,419,440.66 and 496,775.07

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Solution

The fourth proportional to 945,789.40, 1,419,440.66 and 496,775.07 is: 745,559.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,789.40 : 1,419,440.66 = 496,775.07 : x
  2. Step 2: Convert to fraction form
    945,789.40/1,419,440.66 = 496,775.07/x
  3. Step 3: Cross multiply
    945,789.40x = 1,419,440.66 × 496,775.07
  4. Step 4: Simplify right side
    945,789.40x = 705,142,733,232.35
  5. Step 5: Solve for x
    x = 705,142,733,232.35/945,789.40
  6. Step 6: Final answer
    x = 745,559.99

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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.