Home / 416,782.22-624,509.01-266,899.20

Finding the Fourth Proportional to 416,782.22, 624,509.01 and 266,899.20

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Solution

The fourth proportional to 416,782.22, 624,509.01 and 266,899.20 is: 399,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,782.22 : 624,509.01 = 266,899.20 : x
  2. Step 2: Convert to fraction form
    416,782.22/624,509.01 = 266,899.20/x
  3. Step 3: Cross multiply
    416,782.22x = 624,509.01 × 266,899.20
  4. Step 4: Simplify right side
    416,782.22x = 166,680,955,161.79
  5. Step 5: Solve for x
    x = 166,680,955,161.79/416,782.22
  6. Step 6: Final answer
    x = 399,923.39

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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.