Home / 712,806.26-983,674.44-390,522.74

Finding the Fourth Proportional to 712,806.26, 983,674.44 and 390,522.74

Calculator

Solution

The fourth proportional to 712,806.26, 983,674.44 and 390,522.74 is: 538,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,806.26 : 983,674.44 = 390,522.74 : x
  2. Step 2: Convert to fraction form
    712,806.26/983,674.44 = 390,522.74/x
  3. Step 3: Cross multiply
    712,806.26x = 983,674.44 × 390,522.74
  4. Step 4: Simplify right side
    712,806.26x = 384,147,237,576.77
  5. Step 5: Solve for x
    x = 384,147,237,576.77/712,806.26
  6. Step 6: Final answer
    x = 538,922.37

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.