Home / 958,546.72-1,438,024.16-284,629.96

Finding the Fourth Proportional to 958,546.72, 1,438,024.16 and 284,629.96

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Solution

The fourth proportional to 958,546.72, 1,438,024.16 and 284,629.96 is: 427,005.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,546.72 : 1,438,024.16 = 284,629.96 : x
  2. Step 2: Convert to fraction form
    958,546.72/1,438,024.16 = 284,629.96/x
  3. Step 3: Cross multiply
    958,546.72x = 1,438,024.16 × 284,629.96
  4. Step 4: Simplify right side
    958,546.72x = 409,304,759,139.83
  5. Step 5: Solve for x
    x = 409,304,759,139.83/958,546.72
  6. Step 6: Final answer
    x = 427,005.54

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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.