Home / 484,383.60-726,611.76-129,389.76

Finding the Fourth Proportional to 484,383.60, 726,611.76 and 129,389.76

Calculator

Solution

The fourth proportional to 484,383.60, 726,611.76 and 129,389.76 is: 194,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,383.60 : 726,611.76 = 129,389.76 : x
  2. Step 2: Convert to fraction form
    484,383.60/726,611.76 = 129,389.76/x
  3. Step 3: Cross multiply
    484,383.60x = 726,611.76 × 129,389.76
  4. Step 4: Simplify right side
    484,383.60x = 94,016,121,239.58
  5. Step 5: Solve for x
    x = 94,016,121,239.58/484,383.60
  6. Step 6: Final answer
    x = 194,094.35

Related Problems

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.