Home / 467.52-644.16-445.68

Finding the Fourth Proportional to 467.52, 644.16 and 445.68

Calculator

Solution

The fourth proportional to 467.52, 644.16 and 445.68 is: 614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.52 : 644.16 = 445.68 : x
  2. Step 2: Convert to fraction form
    467.52/644.16 = 445.68/x
  3. Step 3: Cross multiply
    467.52x = 644.16 × 445.68
  4. Step 4: Simplify right side
    467.52x = 287,089.23
  5. Step 5: Solve for x
    x = 287,089.23/467.52
  6. Step 6: Final answer
    x = 614.07

Related Problems

Find fourth proportional to 233.76, 322.08 and 222.84
Half scale
Find fourth proportional to 935.04, 1,288.32 and 891.36
Double scale
Find fourth proportional to 468.52, 645.54 and 446.68
Similar ratio
Find fourth proportional to 701.28, 966.24 and 668.52
1.5x scale

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.