Home / 733,751.46-1,099,679.49-328,647.51

Finding the Fourth Proportional to 733,751.46, 1,099,679.49 and 328,647.51

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Solution

The fourth proportional to 733,751.46, 1,099,679.49 and 328,647.51 is: 492,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,751.46 : 1,099,679.49 = 328,647.51 : x
  2. Step 2: Convert to fraction form
    733,751.46/1,099,679.49 = 328,647.51/x
  3. Step 3: Cross multiply
    733,751.46x = 1,099,679.49 × 328,647.51
  4. Step 4: Simplify right side
    733,751.46x = 361,406,926,186.57
  5. Step 5: Solve for x
    x = 361,406,926,186.57/733,751.46
  6. Step 6: Final answer
    x = 492,546.79

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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.