Home / 918,939.84-1,268,195.04-516,557.76

Finding the Fourth Proportional to 918,939.84, 1,268,195.04 and 516,557.76

Calculator

Solution

The fourth proportional to 918,939.84, 1,268,195.04 and 516,557.76 is: 712,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,939.84 : 1,268,195.04 = 516,557.76 : x
  2. Step 2: Convert to fraction form
    918,939.84/1,268,195.04 = 516,557.76/x
  3. Step 3: Cross multiply
    918,939.84x = 1,268,195.04 × 516,557.76
  4. Step 4: Simplify right side
    918,939.84x = 655,095,989,105.51
  5. Step 5: Solve for x
    x = 655,095,989,105.51/918,939.84
  6. Step 6: Final answer
    x = 712,882.35

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.