Home / 421,104.27-631,983.96-293,918.26

Finding the Fourth Proportional to 421,104.27, 631,983.96 and 293,918.26

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Solution

The fourth proportional to 421,104.27, 631,983.96 and 293,918.26 is: 441,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,104.27 : 631,983.96 = 293,918.26 : x
  2. Step 2: Convert to fraction form
    421,104.27/631,983.96 = 293,918.26/x
  3. Step 3: Cross multiply
    421,104.27x = 631,983.96 × 293,918.26
  4. Step 4: Simplify right side
    421,104.27x = 185,751,624,174.07
  5. Step 5: Solve for x
    x = 185,751,624,174.07/421,104.27
  6. Step 6: Final answer
    x = 441,106.01

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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.