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Finding the Fourth Proportional to 565,874.80, 848,812.47 and 145,150.81

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Solution

The fourth proportional to 565,874.80, 848,812.47 and 145,150.81 is: 217,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,874.80 : 848,812.47 = 145,150.81 : x
  2. Step 2: Convert to fraction form
    565,874.80/848,812.47 = 145,150.81/x
  3. Step 3: Cross multiply
    565,874.80x = 848,812.47 × 145,150.81
  4. Step 4: Simplify right side
    565,874.80x = 123,205,817,558.60
  5. Step 5: Solve for x
    x = 123,205,817,558.60/565,874.80
  6. Step 6: Final answer
    x = 217,726.28

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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.