Home / 803,629.71-1,206,027.09-298,262.61

Finding the Fourth Proportional to 803,629.71, 1,206,027.09 and 298,262.61

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Solution

The fourth proportional to 803,629.71, 1,206,027.09 and 298,262.61 is: 447,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,629.71 : 1,206,027.09 = 298,262.61 : x
  2. Step 2: Convert to fraction form
    803,629.71/1,206,027.09 = 298,262.61/x
  3. Step 3: Cross multiply
    803,629.71x = 1,206,027.09 × 298,262.61
  4. Step 4: Simplify right side
    803,629.71x = 359,712,787,594.11
  5. Step 5: Solve for x
    x = 359,712,787,594.11/803,629.71
  6. Step 6: Final answer
    x = 447,610.12

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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.