Home / 325,525.40-488,288.10-269,538.20

Finding the Fourth Proportional to 325,525.40, 488,288.10 and 269,538.20

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Solution

The fourth proportional to 325,525.40, 488,288.10 and 269,538.20 is: 404,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,525.40 : 488,288.10 = 269,538.20 : x
  2. Step 2: Convert to fraction form
    325,525.40/488,288.10 = 269,538.20/x
  3. Step 3: Cross multiply
    325,525.40x = 488,288.10 × 269,538.20
  4. Step 4: Simplify right side
    325,525.40x = 131,612,295,555.42
  5. Step 5: Solve for x
    x = 131,612,295,555.42/325,525.40
  6. Step 6: Final answer
    x = 404,307.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.