Home / 399,021-598,644-162,533.40

Finding the Fourth Proportional to 399,021, 598,644 and 162,533.40

Calculator

Solution

The fourth proportional to 399,021, 598,644 and 162,533.40 is: 243,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,021 : 598,644 = 162,533.40 : x
  2. Step 2: Convert to fraction form
    399,021/598,644 = 162,533.40/x
  3. Step 3: Cross multiply
    399,021x = 598,644 × 162,533.40
  4. Step 4: Simplify right side
    399,021x = 97,299,644,709.60
  5. Step 5: Solve for x
    x = 97,299,644,709.60/399,021
  6. Step 6: Final answer
    x = 243,845.92

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.