Home / 299,247-412,960.86-165,111

Finding the Fourth Proportional to 299,247, 412,960.86 and 165,111

Calculator

Solution

The fourth proportional to 299,247, 412,960.86 and 165,111 is: 227,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,247 : 412,960.86 = 165,111 : x
  2. Step 2: Convert to fraction form
    299,247/412,960.86 = 165,111/x
  3. Step 3: Cross multiply
    299,247x = 412,960.86 × 165,111
  4. Step 4: Simplify right side
    299,247x = 68,184,380,555.46
  5. Step 5: Solve for x
    x = 68,184,380,555.46/299,247
  6. Step 6: Final answer
    x = 227,853.18

Related Problems

Find fourth proportional to 149,623.50, 206,480.43 and 82,555.50
Half scale
Find fourth proportional to 598,494, 825,921.72 and 330,222
Double scale
Find fourth proportional to 299,248, 412,962.24 and 165,112
Similar ratio
Find fourth proportional to 448,870.50, 619,441.29 and 247,666.50
1.5x scale

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.