Home / 292,420-607,816

Finding the Third Proportional to 292,420 and 607,816

Calculator

Solution

The third proportional to 292,420 and 607,816 is: 1,263,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,420 : 607,816 = 607,816 : x
  2. Step 2: Convert to fraction form
    292,420/607,816 = 607,816/x
  3. Step 3: Cross multiply
    292,420x = 607,816 × 607,816
  4. Step 4: Simplify right side
    292,420x = 369,440,289,856
  5. Step 5: Solve for x
    x = 369,440,289,856/292,420
  6. Step 6: Final answer
    x = 1,263,389.27

Related Problems

Find third proportional to 146,210 and 303,908
Half scale
Find third proportional to 584,840 and 1,215,632
Double scale
Find third proportional to 292,422 and 607,820
Similar ratio
Find third proportional to 438,630 and 911,724
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.