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Finding the Fourth Proportional to 565,619.60, 848,429.40 and 539,375.60

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Solution

The fourth proportional to 565,619.60, 848,429.40 and 539,375.60 is: 809,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,619.60 : 848,429.40 = 539,375.60 : x
  2. Step 2: Convert to fraction form
    565,619.60/848,429.40 = 539,375.60/x
  3. Step 3: Cross multiply
    565,619.60x = 848,429.40 × 539,375.60
  4. Step 4: Simplify right side
    565,619.60x = 457,622,116,682.64
  5. Step 5: Solve for x
    x = 457,622,116,682.64/565,619.60
  6. Step 6: Final answer
    x = 809,063.40

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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.