Home / 945,922.88-1,303,155.60-658,923.68

Finding the Fourth Proportional to 945,922.88, 1,303,155.60 and 658,923.68

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Solution

The fourth proportional to 945,922.88, 1,303,155.60 and 658,923.68 is: 907,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,922.88 : 1,303,155.60 = 658,923.68 : x
  2. Step 2: Convert to fraction form
    945,922.88/1,303,155.60 = 658,923.68/x
  3. Step 3: Cross multiply
    945,922.88x = 1,303,155.60 × 658,923.68
  4. Step 4: Simplify right side
    945,922.88x = 858,680,083,564.61
  5. Step 5: Solve for x
    x = 858,680,083,564.61/945,922.88
  6. Step 6: Final answer
    x = 907,769.65

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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.