Home / 199,700-434,392

Finding the Third Proportional to 199,700 and 434,392

Calculator

Solution

The third proportional to 199,700 and 434,392 is: 944,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,700 : 434,392 = 434,392 : x
  2. Step 2: Convert to fraction form
    199,700/434,392 = 434,392/x
  3. Step 3: Cross multiply
    199,700x = 434,392 × 434,392
  4. Step 4: Simplify right side
    199,700x = 188,696,409,664
  5. Step 5: Solve for x
    x = 188,696,409,664/199,700
  6. Step 6: Final answer
    x = 944,899.40

Related Problems

Find third proportional to 99,850 and 217,196
Half scale
Find third proportional to 399,400 and 868,784
Double scale
Find third proportional to 199,702 and 434,396
Similar ratio
Find third proportional to 299,550 and 651,588
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.