Home / 328,944-717,072

Finding the Third Proportional to 328,944 and 717,072

Calculator

Solution

The third proportional to 328,944 and 717,072 is: 1,563,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,944 : 717,072 = 717,072 : x
  2. Step 2: Convert to fraction form
    328,944/717,072 = 717,072/x
  3. Step 3: Cross multiply
    328,944x = 717,072 × 717,072
  4. Step 4: Simplify right side
    328,944x = 514,192,253,184
  5. Step 5: Solve for x
    x = 514,192,253,184/328,944
  6. Step 6: Final answer
    x = 1,563,160.46

Related Problems

Find third proportional to 164,472 and 358,536
Half scale
Find third proportional to 657,888 and 1,434,144
Double scale
Find third proportional to 328,946 and 717,076
Similar ratio
Find third proportional to 493,416 and 1,075,608
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.