Home / 715,806.59-1,073,710.09-210,367.54

Finding the Fourth Proportional to 715,806.59, 1,073,710.09 and 210,367.54

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Solution

The fourth proportional to 715,806.59, 1,073,710.09 and 210,367.54 is: 315,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,806.59 : 1,073,710.09 = 210,367.54 : x
  2. Step 2: Convert to fraction form
    715,806.59/1,073,710.09 = 210,367.54/x
  3. Step 3: Cross multiply
    715,806.59x = 1,073,710.09 × 210,367.54
  4. Step 4: Simplify right side
    715,806.59x = 225,873,749,254.64
  5. Step 5: Solve for x
    x = 225,873,749,254.64/715,806.59
  6. Step 6: Final answer
    x = 315,551.37

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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.