Home / 346,356-520,550

Finding the Third Proportional to 346,356 and 520,550

Calculator

Solution

The third proportional to 346,356 and 520,550 is: 782,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,356 : 520,550 = 520,550 : x
  2. Step 2: Convert to fraction form
    346,356/520,550 = 520,550/x
  3. Step 3: Cross multiply
    346,356x = 520,550 × 520,550
  4. Step 4: Simplify right side
    346,356x = 270,972,302,500
  5. Step 5: Solve for x
    x = 270,972,302,500/346,356
  6. Step 6: Final answer
    x = 782,351.98

Related Problems

Find third proportional to 173,178 and 260,275
Half scale
Find third proportional to 692,712 and 1,041,100
Double scale
Find third proportional to 346,358 and 520,553
Similar ratio
Find third proportional to 519,534 and 780,825
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.