Home / 328,034-717,340

Finding the Third Proportional to 328,034 and 717,340

Calculator

Solution

The third proportional to 328,034 and 717,340 is: 1,568,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,034 : 717,340 = 717,340 : x
  2. Step 2: Convert to fraction form
    328,034/717,340 = 717,340/x
  3. Step 3: Cross multiply
    328,034x = 717,340 × 717,340
  4. Step 4: Simplify right side
    328,034x = 514,576,675,600
  5. Step 5: Solve for x
    x = 514,576,675,600/328,034
  6. Step 6: Final answer
    x = 1,568,668.72

Related Problems

Find third proportional to 164,017 and 358,670
Half scale
Find third proportional to 656,068 and 1,434,680
Double scale
Find third proportional to 328,036 and 717,344
Similar ratio
Find third proportional to 492,051 and 1,076,010
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.