Home / 502-692.22-368.64

Finding the Fourth Proportional to 502, 692.22 and 368.64

Calculator

Solution

The fourth proportional to 502, 692.22 and 368.64 is: 508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    502 : 692.22 = 368.64 : x
  2. Step 2: Convert to fraction form
    502/692.22 = 368.64/x
  3. Step 3: Cross multiply
    502x = 692.22 × 368.64
  4. Step 4: Simplify right side
    502x = 255,179.98
  5. Step 5: Solve for x
    x = 255,179.98/502
  6. Step 6: Final answer
    x = 508.33

Related Problems

Find fourth proportional to 251, 346.11 and 184.32
Half scale
Find fourth proportional to 1,004, 1,384.44 and 737.28
Double scale
Find fourth proportional to 503, 693.60 and 369.64
Similar ratio
Find fourth proportional to 753, 1,038.33 and 552.96
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.