Home / 441,610.40-609,418.64-240,405.92

Finding the Fourth Proportional to 441,610.40, 609,418.64 and 240,405.92

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Solution

The fourth proportional to 441,610.40, 609,418.64 and 240,405.92 is: 331,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,610.40 : 609,418.64 = 240,405.92 : x
  2. Step 2: Convert to fraction form
    441,610.40/609,418.64 = 240,405.92/x
  3. Step 3: Cross multiply
    441,610.40x = 609,418.64 × 240,405.92
  4. Step 4: Simplify right side
    441,610.40x = 146,507,848,814.35
  5. Step 5: Solve for x
    x = 146,507,848,814.35/441,610.40
  6. Step 6: Final answer
    x = 331,758.15

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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.