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Finding the Fourth Proportional to 565,527.75, 848,284.22 and 139,067.25

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Solution

The fourth proportional to 565,527.75, 848,284.22 and 139,067.25 is: 208,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,527.75 : 848,284.22 = 139,067.25 : x
  2. Step 2: Convert to fraction form
    565,527.75/848,284.22 = 139,067.25/x
  3. Step 3: Cross multiply
    565,527.75x = 848,284.22 × 139,067.25
  4. Step 4: Simplify right side
    565,527.75x = 117,968,552,998.46
  5. Step 5: Solve for x
    x = 117,968,552,998.46/565,527.75
  6. Step 6: Final answer
    x = 208,599.05

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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.