Home / 945,921.38-1,303,153.53-658,922.18

Finding the Fourth Proportional to 945,921.38, 1,303,153.53 and 658,922.18

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Solution

The fourth proportional to 945,921.38, 1,303,153.53 and 658,922.18 is: 907,767.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,921.38 : 1,303,153.53 = 658,922.18 : x
  2. Step 2: Convert to fraction form
    945,921.38/1,303,153.53 = 658,922.18/x
  3. Step 3: Cross multiply
    945,921.38x = 1,303,153.53 × 658,922.18
  4. Step 4: Simplify right side
    945,921.38x = 858,676,764,862.30
  5. Step 5: Solve for x
    x = 858,676,764,862.30/945,921.38
  6. Step 6: Final answer
    x = 907,767.58

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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.