Home / 291,601.13-402,409.55-157,465.13

Finding the Fourth Proportional to 291,601.13, 402,409.55 and 157,465.13

Calculator

Solution

The fourth proportional to 291,601.13, 402,409.55 and 157,465.13 is: 217,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,601.13 : 402,409.55 = 157,465.13 : x
  2. Step 2: Convert to fraction form
    291,601.13/402,409.55 = 157,465.13/x
  3. Step 3: Cross multiply
    291,601.13x = 402,409.55 × 157,465.13
  4. Step 4: Simplify right side
    291,601.13x = 63,365,470,485.61
  5. Step 5: Solve for x
    x = 63,365,470,485.61/291,601.13
  6. Step 6: Final answer
    x = 217,301.87

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.