Home / 404,742.96-558,610.92-235,075.50

Finding the Fourth Proportional to 404,742.96, 558,610.92 and 235,075.50

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Solution

The fourth proportional to 404,742.96, 558,610.92 and 235,075.50 is: 324,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,742.96 : 558,610.92 = 235,075.50 : x
  2. Step 2: Convert to fraction form
    404,742.96/558,610.92 = 235,075.50/x
  3. Step 3: Cross multiply
    404,742.96x = 558,610.92 × 235,075.50
  4. Step 4: Simplify right side
    404,742.96x = 131,315,741,324.46
  5. Step 5: Solve for x
    x = 131,315,741,324.46/404,742.96
  6. Step 6: Final answer
    x = 324,442.31

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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.