Home / 392,040-586,494

Finding the Third Proportional to 392,040 and 586,494

Calculator

Solution

The third proportional to 392,040 and 586,494 is: 877,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,040 : 586,494 = 586,494 : x
  2. Step 2: Convert to fraction form
    392,040/586,494 = 586,494/x
  3. Step 3: Cross multiply
    392,040x = 586,494 × 586,494
  4. Step 4: Simplify right side
    392,040x = 343,975,212,036
  5. Step 5: Solve for x
    x = 343,975,212,036/392,040
  6. Step 6: Final answer
    x = 877,398.26

Related Problems

Find third proportional to 196,020 and 293,247
Half scale
Find third proportional to 784,080 and 1,172,988
Double scale
Find third proportional to 392,042 and 586,497
Similar ratio
Find third proportional to 588,060 and 879,741
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.