Home / 305,332.72-421,365.91-169,362.24

Finding the Fourth Proportional to 305,332.72, 421,365.91 and 169,362.24

Calculator

Solution

The fourth proportional to 305,332.72, 421,365.91 and 169,362.24 is: 233,723.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,332.72 : 421,365.91 = 169,362.24 : x
  2. Step 2: Convert to fraction form
    305,332.72/421,365.91 = 169,362.24/x
  3. Step 3: Cross multiply
    305,332.72x = 421,365.91 × 169,362.24
  4. Step 4: Simplify right side
    305,332.72x = 71,363,474,588.94
  5. Step 5: Solve for x
    x = 71,363,474,588.94/305,332.72
  6. Step 6: Final answer
    x = 233,723.64

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.