Home / 499,795.86-689,734.85-273,441.46

Finding the Fourth Proportional to 499,795.86, 689,734.85 and 273,441.46

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Solution

The fourth proportional to 499,795.86, 689,734.85 and 273,441.46 is: 377,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,795.86 : 689,734.85 = 273,441.46 : x
  2. Step 2: Convert to fraction form
    499,795.86/689,734.85 = 273,441.46/x
  3. Step 3: Cross multiply
    499,795.86x = 689,734.85 × 273,441.46
  4. Step 4: Simplify right side
    499,795.86x = 188,602,104,396.88
  5. Step 5: Solve for x
    x = 188,602,104,396.88/499,795.86
  6. Step 6: Final answer
    x = 377,358.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.