Home / 291,505.32-402,306.02-170,639.32

Finding the Fourth Proportional to 291,505.32, 402,306.02 and 170,639.32

Calculator

Solution

The fourth proportional to 291,505.32, 402,306.02 and 170,639.32 is: 235,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,505.32 : 402,306.02 = 170,639.32 : x
  2. Step 2: Convert to fraction form
    291,505.32/402,306.02 = 170,639.32/x
  3. Step 3: Cross multiply
    291,505.32x = 402,306.02 × 170,639.32
  4. Step 4: Simplify right side
    291,505.32x = 68,649,225,684.71
  5. Step 5: Solve for x
    x = 68,649,225,684.71/291,505.32
  6. Step 6: Final answer
    x = 235,499.05

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.