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Finding the Fourth Proportional to 565,883.72, 848,826.06 and 145,159.64

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Solution

The fourth proportional to 565,883.72, 848,826.06 and 145,159.64 is: 217,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,883.72 : 848,826.06 = 145,159.64 : x
  2. Step 2: Convert to fraction form
    565,883.72/848,826.06 = 145,159.64/x
  3. Step 3: Cross multiply
    565,883.72x = 848,826.06 × 145,159.64
  4. Step 4: Simplify right side
    565,883.72x = 123,215,285,292.22
  5. Step 5: Solve for x
    x = 123,215,285,292.22/565,883.72
  6. Step 6: Final answer
    x = 217,739.58

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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.