Home / 304,040-647,452

Finding the Third Proportional to 304,040 and 647,452

Calculator

Solution

The third proportional to 304,040 and 647,452 is: 1,378,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,040 : 647,452 = 647,452 : x
  2. Step 2: Convert to fraction form
    304,040/647,452 = 647,452/x
  3. Step 3: Cross multiply
    304,040x = 647,452 × 647,452
  4. Step 4: Simplify right side
    304,040x = 419,194,092,304
  5. Step 5: Solve for x
    x = 419,194,092,304/304,040
  6. Step 6: Final answer
    x = 1,378,746.52

Related Problems

Find third proportional to 152,020 and 323,726
Half scale
Find third proportional to 608,080 and 1,294,904
Double scale
Find third proportional to 304,042 and 647,456
Similar ratio
Find third proportional to 456,060 and 971,178
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.