Home / 622.28-933.48-468.51

Finding the Fourth Proportional to 622.28, 933.48 and 468.51

Calculator

Solution

The fourth proportional to 622.28, 933.48 and 468.51 is: 702.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.28 : 933.48 = 468.51 : x
  2. Step 2: Convert to fraction form
    622.28/933.48 = 468.51/x
  3. Step 3: Cross multiply
    622.28x = 933.48 × 468.51
  4. Step 4: Simplify right side
    622.28x = 437,344.71
  5. Step 5: Solve for x
    x = 437,344.71/622.28
  6. Step 6: Final answer
    x = 702.82

Related Problems

Find fourth proportional to 311.14, 466.74 and 234.26
Half scale
Find fourth proportional to 1,244.55, 1,866.96 and 937.02
Double scale
Find fourth proportional to 623.28, 934.98 and 469.51
Similar ratio
Find fourth proportional to 933.41, 1,400.22 and 702.77
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.