Home / 781,735.54-1,172,775.44-444,934.71

Finding the Fourth Proportional to 781,735.54, 1,172,775.44 and 444,934.71

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Solution

The fourth proportional to 781,735.54, 1,172,775.44 and 444,934.71 is: 667,500.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,735.54 : 1,172,775.44 = 444,934.71 : x
  2. Step 2: Convert to fraction form
    781,735.54/1,172,775.44 = 444,934.71/x
  3. Step 3: Cross multiply
    781,735.54x = 1,172,775.44 × 444,934.71
  4. Step 4: Simplify right side
    781,735.54x = 521,808,500,291.52
  5. Step 5: Solve for x
    x = 521,808,500,291.52/781,735.54
  6. Step 6: Final answer
    x = 667,500.03

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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.