Home / 488,014.62-673,490.07-273,168.06

Finding the Fourth Proportional to 488,014.62, 673,490.07 and 273,168.06

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Solution

The fourth proportional to 488,014.62, 673,490.07 and 273,168.06 is: 376,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,014.62 : 673,490.07 = 273,168.06 : x
  2. Step 2: Convert to fraction form
    488,014.62/673,490.07 = 273,168.06/x
  3. Step 3: Cross multiply
    488,014.62x = 673,490.07 × 273,168.06
  4. Step 4: Simplify right side
    488,014.62x = 183,975,975,851.16
  5. Step 5: Solve for x
    x = 183,975,975,851.16/488,014.62
  6. Step 6: Final answer
    x = 376,988.66

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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.