Home / 426,008.24-587,893.40-235,021.60

Finding the Fourth Proportional to 426,008.24, 587,893.40 and 235,021.60

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Solution

The fourth proportional to 426,008.24, 587,893.40 and 235,021.60 is: 324,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,008.24 : 587,893.40 = 235,021.60 : x
  2. Step 2: Convert to fraction form
    426,008.24/587,893.40 = 235,021.60/x
  3. Step 3: Cross multiply
    426,008.24x = 587,893.40 × 235,021.60
  4. Step 4: Simplify right side
    426,008.24x = 138,167,647,497.44
  5. Step 5: Solve for x
    x = 138,167,647,497.44/426,008.24
  6. Step 6: Final answer
    x = 324,330.93

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1.5x scale

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.