Home / 501,838-715,386

Finding the Third Proportional to 501,838 and 715,386

Calculator

Solution

The third proportional to 501,838 and 715,386 is: 1,019,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,838 : 715,386 = 715,386 : x
  2. Step 2: Convert to fraction form
    501,838/715,386 = 715,386/x
  3. Step 3: Cross multiply
    501,838x = 715,386 × 715,386
  4. Step 4: Simplify right side
    501,838x = 511,777,128,996
  5. Step 5: Solve for x
    x = 511,777,128,996/501,838
  6. Step 6: Final answer
    x = 1,019,805.45

Related Problems

Find third proportional to 250,919 and 357,693
Half scale
Find third proportional to 1,003,676 and 1,430,772
Double scale
Find third proportional to 501,840 and 715,389
Similar ratio
Find third proportional to 752,757 and 1,073,079
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.