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Finding the Fourth Proportional to 499,806.63, 689,750.37 and 273,452.13

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Solution

The fourth proportional to 499,806.63, 689,750.37 and 273,452.13 is: 377,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,806.63 : 689,750.37 = 273,452.13 : x
  2. Step 2: Convert to fraction form
    499,806.63/689,750.37 = 273,452.13/x
  3. Step 3: Cross multiply
    499,806.63x = 689,750.37 × 273,452.13
  4. Step 4: Simplify right side
    499,806.63x = 188,613,707,844.79
  5. Step 5: Solve for x
    x = 188,613,707,844.79/499,806.63
  6. Step 6: Final answer
    x = 377,373.36

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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.