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Finding the Fourth Proportional to 565,438.93, 848,156.67 and 228,475.69

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Solution

The fourth proportional to 565,438.93, 848,156.67 and 228,475.69 is: 342,712.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,438.93 : 848,156.67 = 228,475.69 : x
  2. Step 2: Convert to fraction form
    565,438.93/848,156.67 = 228,475.69/x
  3. Step 3: Cross multiply
    565,438.93x = 848,156.67 × 228,475.69
  4. Step 4: Simplify right side
    565,438.93x = 193,783,178,285.96
  5. Step 5: Solve for x
    x = 193,783,178,285.96/565,438.93
  6. Step 6: Final answer
    x = 342,712.84

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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.