Home / 325,022.56-448,528.80-189,059.20

Finding the Fourth Proportional to 325,022.56, 448,528.80 and 189,059.20

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Solution

The fourth proportional to 325,022.56, 448,528.80 and 189,059.20 is: 260,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,022.56 : 448,528.80 = 189,059.20 : x
  2. Step 2: Convert to fraction form
    325,022.56/448,528.80 = 189,059.20/x
  3. Step 3: Cross multiply
    325,022.56x = 448,528.80 × 189,059.20
  4. Step 4: Simplify right side
    325,022.56x = 84,798,496,104.96
  5. Step 5: Solve for x
    x = 84,798,496,104.96/325,022.56
  6. Step 6: Final answer
    x = 260,900.34

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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.