Home / 709,055.94-1,063,583.33-259,811.96

Finding the Fourth Proportional to 709,055.94, 1,063,583.33 and 259,811.96

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Solution

The fourth proportional to 709,055.94, 1,063,583.33 and 259,811.96 is: 389,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,055.94 : 1,063,583.33 = 259,811.96 : x
  2. Step 2: Convert to fraction form
    709,055.94/1,063,583.33 = 259,811.96/x
  3. Step 3: Cross multiply
    709,055.94x = 1,063,583.33 × 259,811.96
  4. Step 4: Simplify right side
    709,055.94x = 276,331,662,973.65
  5. Step 5: Solve for x
    x = 276,331,662,973.65/709,055.94
  6. Step 6: Final answer
    x = 389,717.72

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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.