Home / 746,633.10-1,119,658.45-325,621.90

Finding the Fourth Proportional to 746,633.10, 1,119,658.45 and 325,621.90

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Solution

The fourth proportional to 746,633.10, 1,119,658.45 and 325,621.90 is: 488,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,633.10 : 1,119,658.45 = 325,621.90 : x
  2. Step 2: Convert to fraction form
    746,633.10/1,119,658.45 = 325,621.90/x
  3. Step 3: Cross multiply
    746,633.10x = 1,119,658.45 × 325,621.90
  4. Step 4: Simplify right side
    746,633.10x = 364,585,311,840.06
  5. Step 5: Solve for x
    x = 364,585,311,840.06/746,633.10
  6. Step 6: Final answer
    x = 488,305.85

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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.