Home / 157,306-340,850

Finding the Third Proportional to 157,306 and 340,850

Calculator

Solution

The third proportional to 157,306 and 340,850 is: 738,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,306 : 340,850 = 340,850 : x
  2. Step 2: Convert to fraction form
    157,306/340,850 = 340,850/x
  3. Step 3: Cross multiply
    157,306x = 340,850 × 340,850
  4. Step 4: Simplify right side
    157,306x = 116,178,722,500
  5. Step 5: Solve for x
    x = 116,178,722,500/157,306
  6. Step 6: Final answer
    x = 738,552.39

Related Problems

Find third proportional to 78,653 and 170,425
Half scale
Find third proportional to 314,612 and 681,700
Double scale
Find third proportional to 157,308 and 340,854
Similar ratio
Find third proportional to 235,959 and 511,275
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.