Home / 664,519-916,937.04-374,088.64

Finding the Fourth Proportional to 664,519, 916,937.04 and 374,088.64

Calculator

Solution

The fourth proportional to 664,519, 916,937.04 and 374,088.64 is: 516,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,519 : 916,937.04 = 374,088.64 : x
  2. Step 2: Convert to fraction form
    664,519/916,937.04 = 374,088.64/x
  3. Step 3: Cross multiply
    664,519x = 916,937.04 × 374,088.64
  4. Step 4: Simplify right side
    664,519x = 343,015,730,259.23
  5. Step 5: Solve for x
    x = 343,015,730,259.23/664,519
  6. Step 6: Final answer
    x = 516,186.49

Related Problems

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.