Home / 407,861.04-611,879.02-171,067.24

Finding the Fourth Proportional to 407,861.04, 611,879.02 and 171,067.24

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Solution

The fourth proportional to 407,861.04, 611,879.02 and 171,067.24 is: 256,637.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,861.04 : 611,879.02 = 171,067.24 : x
  2. Step 2: Convert to fraction form
    407,861.04/611,879.02 = 171,067.24/x
  3. Step 3: Cross multiply
    407,861.04x = 611,879.02 × 171,067.24
  4. Step 4: Simplify right side
    407,861.04x = 104,672,455,165.31
  5. Step 5: Solve for x
    x = 104,672,455,165.31/407,861.04
  6. Step 6: Final answer
    x = 256,637.54

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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.