Home / 328,098.60-492,342.30-216,099.90

Finding the Fourth Proportional to 328,098.60, 492,342.30 and 216,099.90

Calculator

Solution

The fourth proportional to 328,098.60, 492,342.30 and 216,099.90 is: 324,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,098.60 : 492,342.30 = 216,099.90 : x
  2. Step 2: Convert to fraction form
    328,098.60/492,342.30 = 216,099.90/x
  3. Step 3: Cross multiply
    328,098.60x = 492,342.30 × 216,099.90
  4. Step 4: Simplify right side
    328,098.60x = 106,395,121,795.77
  5. Step 5: Solve for x
    x = 106,395,121,795.77/328,098.60
  6. Step 6: Final answer
    x = 324,277.89

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.