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Finding the Fourth Proportional to 565,712.73, 848,008.58 and 265,656.20

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Solution

The fourth proportional to 565,712.73, 848,008.58 and 265,656.20 is: 398,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,712.73 : 848,008.58 = 265,656.20 : x
  2. Step 2: Convert to fraction form
    565,712.73/848,008.58 = 265,656.20/x
  3. Step 3: Cross multiply
    565,712.73x = 848,008.58 × 265,656.20
  4. Step 4: Simplify right side
    565,712.73x = 225,278,731,361.87
  5. Step 5: Solve for x
    x = 225,278,731,361.87/565,712.73
  6. Step 6: Final answer
    x = 398,221.07

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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.