Home / 426,010.23-587,896.11-235,023.57

Finding the Fourth Proportional to 426,010.23, 587,896.11 and 235,023.57

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Solution

The fourth proportional to 426,010.23, 587,896.11 and 235,023.57 is: 324,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,010.23 : 587,896.11 = 235,023.57 : x
  2. Step 2: Convert to fraction form
    426,010.23/587,896.11 = 235,023.57/x
  3. Step 3: Cross multiply
    426,010.23x = 587,896.11 × 235,023.57
  4. Step 4: Simplify right side
    426,010.23x = 138,169,442,561.31
  5. Step 5: Solve for x
    x = 138,169,442,561.31/426,010.23
  6. Step 6: Final answer
    x = 324,333.63

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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.