Home / 246,570-315,072

Finding the Third Proportional to 246,570 and 315,072

Calculator

Solution

The third proportional to 246,570 and 315,072 is: 402,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,570 : 315,072 = 315,072 : x
  2. Step 2: Convert to fraction form
    246,570/315,072 = 315,072/x
  3. Step 3: Cross multiply
    246,570x = 315,072 × 315,072
  4. Step 4: Simplify right side
    246,570x = 99,270,365,184
  5. Step 5: Solve for x
    x = 99,270,365,184/246,570
  6. Step 6: Final answer
    x = 402,605.20

Related Problems

Find third proportional to 123,285 and 157,536
Half scale
Find third proportional to 493,140 and 630,144
Double scale
Find third proportional to 246,572 and 315,075
Similar ratio
Find third proportional to 369,855 and 472,608
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.