Home / 438,194.37-657,291.55-105,770.37

Finding the Fourth Proportional to 438,194.37, 657,291.55 and 105,770.37

Calculator

Solution

The fourth proportional to 438,194.37, 657,291.55 and 105,770.37 is: 158,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,194.37 : 657,291.55 = 105,770.37 : x
  2. Step 2: Convert to fraction form
    438,194.37/657,291.55 = 105,770.37/x
  3. Step 3: Cross multiply
    438,194.37x = 657,291.55 × 105,770.37
  4. Step 4: Simplify right side
    438,194.37x = 69,521,967,154.92
  5. Step 5: Solve for x
    x = 69,521,967,154.92/438,194.37
  6. Step 6: Final answer
    x = 158,655.55

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.