Home / 292,440-634,992

Finding the Third Proportional to 292,440 and 634,992

Calculator

Solution

The third proportional to 292,440 and 634,992 is: 1,378,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,440 : 634,992 = 634,992 : x
  2. Step 2: Convert to fraction form
    292,440/634,992 = 634,992/x
  3. Step 3: Cross multiply
    292,440x = 634,992 × 634,992
  4. Step 4: Simplify right side
    292,440x = 403,214,840,064
  5. Step 5: Solve for x
    x = 403,214,840,064/292,440
  6. Step 6: Final answer
    x = 1,378,795.10

Related Problems

Find third proportional to 146,220 and 317,496
Half scale
Find third proportional to 584,880 and 1,269,984
Double scale
Find third proportional to 292,442 and 634,996
Similar ratio
Find third proportional to 438,660 and 952,488
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.