Home / 261,330-572,457

Finding the Third Proportional to 261,330 and 572,457

Calculator

Solution

The third proportional to 261,330 and 572,457 is: 1,253,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,330 : 572,457 = 572,457 : x
  2. Step 2: Convert to fraction form
    261,330/572,457 = 572,457/x
  3. Step 3: Cross multiply
    261,330x = 572,457 × 572,457
  4. Step 4: Simplify right side
    261,330x = 327,707,016,849
  5. Step 5: Solve for x
    x = 327,707,016,849/261,330
  6. Step 6: Final answer
    x = 1,253,996.93

Related Problems

Find third proportional to 130,665 and 286,228.50
Half scale
Find third proportional to 522,660 and 1,144,914
Double scale
Find third proportional to 261,332 and 572,461
Similar ratio
Find third proportional to 391,995 and 858,685.50
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.