Home / 499,362.03-689,167.04-273,041.55

Finding the Fourth Proportional to 499,362.03, 689,167.04 and 273,041.55

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Solution

The fourth proportional to 499,362.03, 689,167.04 and 273,041.55 is: 376,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,362.03 : 689,167.04 = 273,041.55 : x
  2. Step 2: Convert to fraction form
    499,362.03/689,167.04 = 273,041.55/x
  3. Step 3: Cross multiply
    499,362.03x = 689,167.04 × 273,041.55
  4. Step 4: Simplify right side
    499,362.03x = 188,171,235,445.30
  5. Step 5: Solve for x
    x = 188,171,235,445.30/499,362.03
  6. Step 6: Final answer
    x = 376,823.27

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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.