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Finding the Fourth Proportional to 477,750.14, 716,650.32 and 122,766.56

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Solution

The fourth proportional to 477,750.14, 716,650.32 and 122,766.56 is: 184,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,750.14 : 716,650.32 = 122,766.56 : x
  2. Step 2: Convert to fraction form
    477,750.14/716,650.32 = 122,766.56/x
  3. Step 3: Cross multiply
    477,750.14x = 716,650.32 × 122,766.56
  4. Step 4: Simplify right side
    477,750.14x = 87,980,694,509.30
  5. Step 5: Solve for x
    x = 87,980,694,509.30/477,750.14
  6. Step 6: Final answer
    x = 184,156.29

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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.