Home / 406,431.04-561,148.68-253,701.76

Finding the Fourth Proportional to 406,431.04, 561,148.68 and 253,701.76

Calculator

Solution

The fourth proportional to 406,431.04, 561,148.68 and 253,701.76 is: 350,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,431.04 : 561,148.68 = 253,701.76 : x
  2. Step 2: Convert to fraction form
    406,431.04/561,148.68 = 253,701.76/x
  3. Step 3: Cross multiply
    406,431.04x = 561,148.68 × 253,701.76
  4. Step 4: Simplify right side
    406,431.04x = 142,364,407,737.68
  5. Step 5: Solve for x
    x = 142,364,407,737.68/406,431.04
  6. Step 6: Final answer
    x = 350,279.37

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.