Home / 325,925.12-449,777.66-180,741.12

Finding the Fourth Proportional to 325,925.12, 449,777.66 and 180,741.12

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Solution

The fourth proportional to 325,925.12, 449,777.66 and 180,741.12 is: 249,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,925.12 : 449,777.66 = 180,741.12 : x
  2. Step 2: Convert to fraction form
    325,925.12/449,777.66 = 180,741.12/x
  3. Step 3: Cross multiply
    325,925.12x = 449,777.66 × 180,741.12
  4. Step 4: Simplify right side
    325,925.12x = 81,293,318,975.68
  5. Step 5: Solve for x
    x = 81,293,318,975.68/325,925.12
  6. Step 6: Final answer
    x = 249,423.30

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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.