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Finding the Fourth Proportional to 565,522.97, 848,277.06 and 139,062.48

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Solution

The fourth proportional to 565,522.97, 848,277.06 and 139,062.48 is: 208,591.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,522.97 : 848,277.06 = 139,062.48 : x
  2. Step 2: Convert to fraction form
    565,522.97/848,277.06 = 139,062.48/x
  3. Step 3: Cross multiply
    565,522.97x = 848,277.06 × 139,062.48
  4. Step 4: Simplify right side
    565,522.97x = 117,963,511,690.71
  5. Step 5: Solve for x
    x = 117,963,511,690.71/565,522.97
  6. Step 6: Final answer
    x = 208,591.90

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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.