Home / 240,840-357,772

Finding the Third Proportional to 240,840 and 357,772

Calculator

Solution

The third proportional to 240,840 and 357,772 is: 531,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,840 : 357,772 = 357,772 : x
  2. Step 2: Convert to fraction form
    240,840/357,772 = 357,772/x
  3. Step 3: Cross multiply
    240,840x = 357,772 × 357,772
  4. Step 4: Simplify right side
    240,840x = 128,000,803,984
  5. Step 5: Solve for x
    x = 128,000,803,984/240,840
  6. Step 6: Final answer
    x = 531,476.52

Related Problems

Find third proportional to 120,420 and 178,886
Half scale
Find third proportional to 481,680 and 715,544
Double scale
Find third proportional to 240,842 and 357,775
Similar ratio
Find third proportional to 361,260 and 536,658
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.