Home / 415,119.07-622,695.01-115,625.83

Finding the Fourth Proportional to 415,119.07, 622,695.01 and 115,625.83

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Solution

The fourth proportional to 415,119.07, 622,695.01 and 115,625.83 is: 173,443.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,119.07 : 622,695.01 = 115,625.83 : x
  2. Step 2: Convert to fraction form
    415,119.07/622,695.01 = 115,625.83/x
  3. Step 3: Cross multiply
    415,119.07x = 622,695.01 × 115,625.83
  4. Step 4: Simplify right side
    415,119.07x = 71,999,624,254.63
  5. Step 5: Solve for x
    x = 71,999,624,254.63/415,119.07
  6. Step 6: Final answer
    x = 173,443.31

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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.