Home / 427,970.99-590,617.77-236,984.38

Finding the Fourth Proportional to 427,970.99, 590,617.77 and 236,984.38

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Solution

The fourth proportional to 427,970.99, 590,617.77 and 236,984.38 is: 327,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,970.99 : 590,617.77 = 236,984.38 : x
  2. Step 2: Convert to fraction form
    427,970.99/590,617.77 = 236,984.38/x
  3. Step 3: Cross multiply
    427,970.99x = 590,617.77 × 236,984.38
  4. Step 4: Simplify right side
    427,970.99x = 139,967,183,675.20
  5. Step 5: Solve for x
    x = 139,967,183,675.20/427,970.99
  6. Step 6: Final answer
    x = 327,048.30

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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.