Home / 427,945.26-590,567.31-236,971.02

Finding the Fourth Proportional to 427,945.26, 590,567.31 and 236,971.02

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Solution

The fourth proportional to 427,945.26, 590,567.31 and 236,971.02 is: 327,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,945.26 : 590,567.31 = 236,971.02 : x
  2. Step 2: Convert to fraction form
    427,945.26/590,567.31 = 236,971.02/x
  3. Step 3: Cross multiply
    427,945.26x = 590,567.31 × 236,971.02
  4. Step 4: Simplify right side
    427,945.26x = 139,947,337,829.36
  5. Step 5: Solve for x
    x = 139,947,337,829.36/427,945.26
  6. Step 6: Final answer
    x = 327,021.59

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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.