Home / 411,001-616,501.50-115,513

Finding the Fourth Proportional to 411,001, 616,501.50 and 115,513

Calculator

Solution

The fourth proportional to 411,001, 616,501.50 and 115,513 is: 173,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,001 : 616,501.50 = 115,513 : x
  2. Step 2: Convert to fraction form
    411,001/616,501.50 = 115,513/x
  3. Step 3: Cross multiply
    411,001x = 616,501.50 × 115,513
  4. Step 4: Simplify right side
    411,001x = 71,213,937,769.50
  5. Step 5: Solve for x
    x = 71,213,937,769.50/411,001
  6. Step 6: Final answer
    x = 173,269.50

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.