Home / 335,139-722,763

Finding the Third Proportional to 335,139 and 722,763

Calculator

Solution

The third proportional to 335,139 and 722,763 is: 1,558,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,139 : 722,763 = 722,763 : x
  2. Step 2: Convert to fraction form
    335,139/722,763 = 722,763/x
  3. Step 3: Cross multiply
    335,139x = 722,763 × 722,763
  4. Step 4: Simplify right side
    335,139x = 522,386,354,169
  5. Step 5: Solve for x
    x = 522,386,354,169/335,139
  6. Step 6: Final answer
    x = 1,558,715.50

Related Problems

Find third proportional to 167,569.50 and 361,381.50
Half scale
Find third proportional to 670,278 and 1,445,526
Double scale
Find third proportional to 335,141 and 722,767
Similar ratio
Find third proportional to 502,708.50 and 1,084,144.50
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.