Home / 818,013.74-1,226,451.24-362,357.55

Finding the Fourth Proportional to 818,013.74, 1,226,451.24 and 362,357.55

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Solution

The fourth proportional to 818,013.74, 1,226,451.24 and 362,357.55 is: 543,284.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,013.74 : 1,226,451.24 = 362,357.55 : x
  2. Step 2: Convert to fraction form
    818,013.74/1,226,451.24 = 362,357.55/x
  3. Step 3: Cross multiply
    818,013.74x = 1,226,451.24 × 362,357.55
  4. Step 4: Simplify right side
    818,013.74x = 444,413,866,520.86
  5. Step 5: Solve for x
    x = 444,413,866,520.86/818,013.74
  6. Step 6: Final answer
    x = 543,284.11

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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.