Home / 368,312-806,890

Finding the Third Proportional to 368,312 and 806,890

Calculator

Solution

The third proportional to 368,312 and 806,890 is: 1,767,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,312 : 806,890 = 806,890 : x
  2. Step 2: Convert to fraction form
    368,312/806,890 = 806,890/x
  3. Step 3: Cross multiply
    368,312x = 806,890 × 806,890
  4. Step 4: Simplify right side
    368,312x = 651,071,472,100
  5. Step 5: Solve for x
    x = 651,071,472,100/368,312
  6. Step 6: Final answer
    x = 1,767,717.24

Related Problems

Find third proportional to 184,156 and 403,445
Half scale
Find third proportional to 736,624 and 1,613,780
Double scale
Find third proportional to 368,314 and 806,894
Similar ratio
Find third proportional to 552,468 and 1,210,335
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.