Home / 484,356-664,892

Finding the Third Proportional to 484,356 and 664,892

Calculator

Solution

The third proportional to 484,356 and 664,892 is: 912,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,356 : 664,892 = 664,892 : x
  2. Step 2: Convert to fraction form
    484,356/664,892 = 664,892/x
  3. Step 3: Cross multiply
    484,356x = 664,892 × 664,892
  4. Step 4: Simplify right side
    484,356x = 442,081,371,664
  5. Step 5: Solve for x
    x = 442,081,371,664/484,356
  6. Step 6: Final answer
    x = 912,719.92

Related Problems

Find third proportional to 242,178 and 332,446
Half scale
Find third proportional to 968,712 and 1,329,784
Double scale
Find third proportional to 484,358 and 664,895
Similar ratio
Find third proportional to 726,534 and 997,338
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.