Home / 632.34-873.70-454.95

Finding the Fourth Proportional to 632.34, 873.70 and 454.95

Calculator

Solution

The fourth proportional to 632.34, 873.70 and 454.95 is: 628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.34 : 873.70 = 454.95 : x
  2. Step 2: Convert to fraction form
    632.34/873.70 = 454.95/x
  3. Step 3: Cross multiply
    632.34x = 873.70 × 454.95
  4. Step 4: Simplify right side
    632.34x = 397,487.47
  5. Step 5: Solve for x
    x = 397,487.47/632.34
  6. Step 6: Final answer
    x = 628.60

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.