Home / 872,951.72-1,309,482.93-273,936.52

Finding the Fourth Proportional to 872,951.72, 1,309,482.93 and 273,936.52

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Solution

The fourth proportional to 872,951.72, 1,309,482.93 and 273,936.52 is: 410,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,951.72 : 1,309,482.93 = 273,936.52 : x
  2. Step 2: Convert to fraction form
    872,951.72/1,309,482.93 = 273,936.52/x
  3. Step 3: Cross multiply
    872,951.72x = 1,309,482.93 × 273,936.52
  4. Step 4: Simplify right side
    872,951.72x = 358,715,196,843.60
  5. Step 5: Solve for x
    x = 358,715,196,843.60/872,951.72
  6. Step 6: Final answer
    x = 410,922.15

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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.