Home / 158,769-342,465

Finding the Third Proportional to 158,769 and 342,465

Calculator

Solution

The third proportional to 158,769 and 342,465 is: 738,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,769 : 342,465 = 342,465 : x
  2. Step 2: Convert to fraction form
    158,769/342,465 = 342,465/x
  3. Step 3: Cross multiply
    158,769x = 342,465 × 342,465
  4. Step 4: Simplify right side
    158,769x = 117,282,276,225
  5. Step 5: Solve for x
    x = 117,282,276,225/158,769
  6. Step 6: Final answer
    x = 738,697.58

Related Problems

Find third proportional to 79,384.50 and 171,232.50
Half scale
Find third proportional to 317,538 and 684,930
Double scale
Find third proportional to 158,771 and 342,469
Similar ratio
Find third proportional to 238,153.50 and 513,697.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.