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Finding the Fourth Proportional to 565,603.42, 848,436.54 and 186,508.84

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Solution

The fourth proportional to 565,603.42, 848,436.54 and 186,508.84 is: 279,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,603.42 : 848,436.54 = 186,508.84 : x
  2. Step 2: Convert to fraction form
    565,603.42/848,436.54 = 186,508.84/x
  3. Step 3: Cross multiply
    565,603.42x = 848,436.54 × 186,508.84
  4. Step 4: Simplify right side
    565,603.42x = 158,240,914,889.01
  5. Step 5: Solve for x
    x = 158,240,914,889.01/565,603.42
  6. Step 6: Final answer
    x = 279,773.62

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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.