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Finding the Fourth Proportional to 565,939.96, 848,817.65 and 166,487.30

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Solution

The fourth proportional to 565,939.96, 848,817.65 and 166,487.30 is: 249,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,939.96 : 848,817.65 = 166,487.30 : x
  2. Step 2: Convert to fraction form
    565,939.96/848,817.65 = 166,487.30/x
  3. Step 3: Cross multiply
    565,939.96x = 848,817.65 × 166,487.30
  4. Step 4: Simplify right side
    565,939.96x = 141,317,358,740.85
  5. Step 5: Solve for x
    x = 141,317,358,740.85/565,939.96
  6. Step 6: Final answer
    x = 249,703.80

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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.