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Finding the Fourth Proportional to 565,412.96, 848,118.72 and 144,688.96

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Solution

The fourth proportional to 565,412.96, 848,118.72 and 144,688.96 is: 217,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,412.96 : 848,118.72 = 144,688.96 : x
  2. Step 2: Convert to fraction form
    565,412.96/848,118.72 = 144,688.96/x
  3. Step 3: Cross multiply
    565,412.96x = 848,118.72 × 144,688.96
  4. Step 4: Simplify right side
    565,412.96x = 122,713,415,553.33
  5. Step 5: Solve for x
    x = 122,713,415,553.33/565,412.96
  6. Step 6: Final answer
    x = 217,033.26

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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.