Home / 245,240-528,046

Finding the Third Proportional to 245,240 and 528,046

Calculator

Solution

The third proportional to 245,240 and 528,046 is: 1,136,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,240 : 528,046 = 528,046 : x
  2. Step 2: Convert to fraction form
    245,240/528,046 = 528,046/x
  3. Step 3: Cross multiply
    245,240x = 528,046 × 528,046
  4. Step 4: Simplify right side
    245,240x = 278,832,578,116
  5. Step 5: Solve for x
    x = 278,832,578,116/245,240
  6. Step 6: Final answer
    x = 1,136,978.38

Related Problems

Find third proportional to 122,620 and 264,023
Half scale
Find third proportional to 490,480 and 1,056,092
Double scale
Find third proportional to 245,242 and 528,050
Similar ratio
Find third proportional to 367,860 and 792,069
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.