Home / 516,529.41-712,806.79-290,174.91

Finding the Fourth Proportional to 516,529.41, 712,806.79 and 290,174.91

Calculator

Solution

The fourth proportional to 516,529.41, 712,806.79 and 290,174.91 is: 400,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,529.41 : 712,806.79 = 290,174.91 : x
  2. Step 2: Convert to fraction form
    516,529.41/712,806.79 = 290,174.91/x
  3. Step 3: Cross multiply
    516,529.41x = 712,806.79 × 290,174.91
  4. Step 4: Simplify right side
    516,529.41x = 206,838,646,135.64
  5. Step 5: Solve for x
    x = 206,838,646,135.64/516,529.41
  6. Step 6: Final answer
    x = 400,439.24

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.