Home / 612,796-915,486

Finding the Third Proportional to 612,796 and 915,486

Calculator

Solution

The third proportional to 612,796 and 915,486 is: 1,367,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,796 : 915,486 = 915,486 : x
  2. Step 2: Convert to fraction form
    612,796/915,486 = 915,486/x
  3. Step 3: Cross multiply
    612,796x = 915,486 × 915,486
  4. Step 4: Simplify right side
    612,796x = 838,114,616,196
  5. Step 5: Solve for x
    x = 838,114,616,196/612,796
  6. Step 6: Final answer
    x = 1,367,689.44

Related Problems

Find third proportional to 306,398 and 457,743
Half scale
Find third proportional to 1,225,592 and 1,830,972
Double scale
Find third proportional to 612,798 and 915,489
Similar ratio
Find third proportional to 919,194 and 1,373,229
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.