Home / 631,462.53-947,180.37-204,997.68

Finding the Fourth Proportional to 631,462.53, 947,180.37 and 204,997.68

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Solution

The fourth proportional to 631,462.53, 947,180.37 and 204,997.68 is: 307,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,462.53 : 947,180.37 = 204,997.68 : x
  2. Step 2: Convert to fraction form
    631,462.53/947,180.37 = 204,997.68/x
  3. Step 3: Cross multiply
    631,462.53x = 947,180.37 × 204,997.68
  4. Step 4: Simplify right side
    631,462.53x = 194,169,778,391.54
  5. Step 5: Solve for x
    x = 194,169,778,391.54/631,462.53
  6. Step 6: Final answer
    x = 307,492.16

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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.