Home / 725,815.63-1,088,944.89-371,078.76

Finding the Fourth Proportional to 725,815.63, 1,088,944.89 and 371,078.76

Calculator

Solution

The fourth proportional to 725,815.63, 1,088,944.89 and 371,078.76 is: 556,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,815.63 : 1,088,944.89 = 371,078.76 : x
  2. Step 2: Convert to fraction form
    725,815.63/1,088,944.89 = 371,078.76/x
  3. Step 3: Cross multiply
    725,815.63x = 1,088,944.89 × 371,078.76
  4. Step 4: Simplify right side
    725,815.63x = 404,084,319,489.54
  5. Step 5: Solve for x
    x = 404,084,319,489.54/725,815.63
  6. Step 6: Final answer
    x = 556,731.36

Related Problems

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.