Home / 212,496-457,784

Finding the Third Proportional to 212,496 and 457,784

Calculator

Solution

The third proportional to 212,496 and 457,784 is: 986,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,496 : 457,784 = 457,784 : x
  2. Step 2: Convert to fraction form
    212,496/457,784 = 457,784/x
  3. Step 3: Cross multiply
    212,496x = 457,784 × 457,784
  4. Step 4: Simplify right side
    212,496x = 209,566,190,656
  5. Step 5: Solve for x
    x = 209,566,190,656/212,496
  6. Step 6: Final answer
    x = 986,212.40

Related Problems

Find third proportional to 106,248 and 228,892
Half scale
Find third proportional to 424,992 and 915,568
Double scale
Find third proportional to 212,498 and 457,788
Similar ratio
Find third proportional to 318,744 and 686,676
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.