Home / 325,434.34-487,968.72-222,967.36

Finding the Fourth Proportional to 325,434.34, 487,968.72 and 222,967.36

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Solution

The fourth proportional to 325,434.34, 487,968.72 and 222,967.36 is: 334,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,434.34 : 487,968.72 = 222,967.36 : x
  2. Step 2: Convert to fraction form
    325,434.34/487,968.72 = 222,967.36/x
  3. Step 3: Cross multiply
    325,434.34x = 487,968.72 × 222,967.36
  4. Step 4: Simplify right side
    325,434.34x = 108,801,097,260.98
  5. Step 5: Solve for x
    x = 108,801,097,260.98/325,434.34
  6. Step 6: Final answer
    x = 334,325.80

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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.