Home / 907.45-1,158.05

Finding the Third Proportional to 907.45 and 1,158.05

Calculator

Solution

The third proportional to 907.45 and 1,158.05 is: 1,477.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    907.45 : 1,158.05 = 1,158.05 : x
  2. Step 2: Convert to fraction form
    907.45/1,158.05 = 1,158.05/x
  3. Step 3: Cross multiply
    907.45x = 1,158.05 × 1,158.05
  4. Step 4: Simplify right side
    907.45x = 1,341,072.56
  5. Step 5: Solve for x
    x = 1,341,072.56/907.45
  6. Step 6: Final answer
    x = 1,477.84

Related Problems

Find third proportional to 453.73 and 579.02
Half scale
Find third proportional to 1,814.91 and 2,316.09
Double scale
Find third proportional to 909 and 1,161
Similar ratio
Find third proportional to 1,361.18 and 1,737.07
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.