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Finding the Fourth Proportional to 565,534.56, 848,279.70 and 191,557.56

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Solution

The fourth proportional to 565,534.56, 848,279.70 and 191,557.56 is: 287,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,534.56 : 848,279.70 = 191,557.56 : x
  2. Step 2: Convert to fraction form
    565,534.56/848,279.70 = 191,557.56/x
  3. Step 3: Cross multiply
    565,534.56x = 848,279.70 × 191,557.56
  4. Step 4: Simplify right side
    565,534.56x = 162,494,389,529.53
  5. Step 5: Solve for x
    x = 162,494,389,529.53/565,534.56
  6. Step 6: Final answer
    x = 287,328.84

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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.