Home / 629,106.75-942,726.69-462,078.27

Finding the Fourth Proportional to 629,106.75, 942,726.69 and 462,078.27

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Solution

The fourth proportional to 629,106.75, 942,726.69 and 462,078.27 is: 692,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,106.75 : 942,726.69 = 462,078.27 : x
  2. Step 2: Convert to fraction form
    629,106.75/942,726.69 = 462,078.27/x
  3. Step 3: Cross multiply
    629,106.75x = 942,726.69 × 462,078.27
  4. Step 4: Simplify right side
    629,106.75x = 435,613,517,998.03
  5. Step 5: Solve for x
    x = 435,613,517,998.03/629,106.75
  6. Step 6: Final answer
    x = 692,431.80

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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.