Home / 741,245.49-1,111,949.96-235,688.21

Finding the Fourth Proportional to 741,245.49, 1,111,949.96 and 235,688.21

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Solution

The fourth proportional to 741,245.49, 1,111,949.96 and 235,688.21 is: 353,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,245.49 : 1,111,949.96 = 235,688.21 : x
  2. Step 2: Convert to fraction form
    741,245.49/1,111,949.96 = 235,688.21/x
  3. Step 3: Cross multiply
    741,245.49x = 1,111,949.96 × 235,688.21
  4. Step 4: Simplify right side
    741,245.49x = 262,073,492,306.30
  5. Step 5: Solve for x
    x = 262,073,492,306.30/741,245.49
  6. Step 6: Final answer
    x = 353,558.30

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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.