Home / 482,640-634,680

Finding the Third Proportional to 482,640 and 634,680

Calculator

Solution

The third proportional to 482,640 and 634,680 is: 834,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,640 : 634,680 = 634,680 : x
  2. Step 2: Convert to fraction form
    482,640/634,680 = 634,680/x
  3. Step 3: Cross multiply
    482,640x = 634,680 × 634,680
  4. Step 4: Simplify right side
    482,640x = 402,818,702,400
  5. Step 5: Solve for x
    x = 402,818,702,400/482,640
  6. Step 6: Final answer
    x = 834,615.25

Related Problems

Find third proportional to 241,320 and 317,340
Half scale
Find third proportional to 965,280 and 1,269,360
Double scale
Find third proportional to 482,642 and 634,683
Similar ratio
Find third proportional to 723,960 and 952,020
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.