Home / 652,080.15-978,168.83-231,301.35

Finding the Fourth Proportional to 652,080.15, 978,168.83 and 231,301.35

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Solution

The fourth proportional to 652,080.15, 978,168.83 and 231,301.35 is: 346,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,080.15 : 978,168.83 = 231,301.35 : x
  2. Step 2: Convert to fraction form
    652,080.15/978,168.83 = 231,301.35/x
  3. Step 3: Cross multiply
    652,080.15x = 978,168.83 × 231,301.35
  4. Step 4: Simplify right side
    652,080.15x = 226,251,769,750.41
  5. Step 5: Solve for x
    x = 226,251,769,750.41/652,080.15
  6. Step 6: Final answer
    x = 346,969.26

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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.