Home / 338,040-717,544

Finding the Third Proportional to 338,040 and 717,544

Calculator

Solution

The third proportional to 338,040 and 717,544 is: 1,523,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,040 : 717,544 = 717,544 : x
  2. Step 2: Convert to fraction form
    338,040/717,544 = 717,544/x
  3. Step 3: Cross multiply
    338,040x = 717,544 × 717,544
  4. Step 4: Simplify right side
    338,040x = 514,869,391,936
  5. Step 5: Solve for x
    x = 514,869,391,936/338,040
  6. Step 6: Final answer
    x = 1,523,101.98

Related Problems

Find third proportional to 169,020 and 358,772
Half scale
Find third proportional to 676,080 and 1,435,088
Double scale
Find third proportional to 338,042 and 717,548
Similar ratio
Find third proportional to 507,060 and 1,076,316
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.