Home / 147,288-230,409

Finding the Third Proportional to 147,288 and 230,409

Calculator

Solution

The third proportional to 147,288 and 230,409 is: 360,438.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,288 : 230,409 = 230,409 : x
  2. Step 2: Convert to fraction form
    147,288/230,409 = 230,409/x
  3. Step 3: Cross multiply
    147,288x = 230,409 × 230,409
  4. Step 4: Simplify right side
    147,288x = 53,088,307,281
  5. Step 5: Solve for x
    x = 53,088,307,281/147,288
  6. Step 6: Final answer
    x = 360,438.78

Related Problems

Find third proportional to 73,644 and 115,204.50
Half scale
Find third proportional to 294,576 and 460,818
Double scale
Find third proportional to 147,290 and 230,412
Similar ratio
Find third proportional to 220,932 and 345,613.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.