Home / 862,632.72-1,294,104.06-356,918.22

Finding the Fourth Proportional to 862,632.72, 1,294,104.06 and 356,918.22

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Solution

The fourth proportional to 862,632.72, 1,294,104.06 and 356,918.22 is: 535,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,632.72 : 1,294,104.06 = 356,918.22 : x
  2. Step 2: Convert to fraction form
    862,632.72/1,294,104.06 = 356,918.22/x
  3. Step 3: Cross multiply
    862,632.72x = 1,294,104.06 × 356,918.22
  4. Step 4: Simplify right side
    862,632.72x = 461,889,317,589.97
  5. Step 5: Solve for x
    x = 461,889,317,589.97/862,632.72
  6. Step 6: Final answer
    x = 535,441.45

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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.