Home / 682,441.66-942,071.46-440,842.01

Finding the Fourth Proportional to 682,441.66, 942,071.46 and 440,842.01

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Solution

The fourth proportional to 682,441.66, 942,071.46 and 440,842.01 is: 608,557.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,441.66 : 942,071.46 = 440,842.01 : x
  2. Step 2: Convert to fraction form
    682,441.66/942,071.46 = 440,842.01/x
  3. Step 3: Cross multiply
    682,441.66x = 942,071.46 × 440,842.01
  4. Step 4: Simplify right side
    682,441.66x = 415,304,675,990.04
  5. Step 5: Solve for x
    x = 415,304,675,990.04/682,441.66
  6. Step 6: Final answer
    x = 608,557.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.