Home / 634,717.96-952,080.20-213,997.48

Finding the Fourth Proportional to 634,717.96, 952,080.20 and 213,997.48

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Solution

The fourth proportional to 634,717.96, 952,080.20 and 213,997.48 is: 320,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,717.96 : 952,080.20 = 213,997.48 : x
  2. Step 2: Convert to fraction form
    634,717.96/952,080.20 = 213,997.48/x
  3. Step 3: Cross multiply
    634,717.96x = 952,080.20 × 213,997.48
  4. Step 4: Simplify right side
    634,717.96x = 203,742,763,557.90
  5. Step 5: Solve for x
    x = 203,742,763,557.90/634,717.96
  6. Step 6: Final answer
    x = 320,997.32

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1.5x scale

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.