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Finding the Fourth Proportional to 437,967.68, 604,396.32 and 236,764.48

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Solution

The fourth proportional to 437,967.68, 604,396.32 and 236,764.48 is: 326,735.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,967.68 : 604,396.32 = 236,764.48 : x
  2. Step 2: Convert to fraction form
    437,967.68/604,396.32 = 236,764.48/x
  3. Step 3: Cross multiply
    437,967.68x = 604,396.32 × 236,764.48
  4. Step 4: Simplify right side
    437,967.68x = 143,099,580,418.71
  5. Step 5: Solve for x
    x = 143,099,580,418.71/437,967.68
  6. Step 6: Final answer
    x = 326,735.48

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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.