Home / 370,557-798,678

Finding the Third Proportional to 370,557 and 798,678

Calculator

Solution

The third proportional to 370,557 and 798,678 is: 1,721,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,557 : 798,678 = 798,678 : x
  2. Step 2: Convert to fraction form
    370,557/798,678 = 798,678/x
  3. Step 3: Cross multiply
    370,557x = 798,678 × 798,678
  4. Step 4: Simplify right side
    370,557x = 637,886,547,684
  5. Step 5: Solve for x
    x = 637,886,547,684/370,557
  6. Step 6: Final answer
    x = 1,721,426.25

Related Problems

Find third proportional to 185,278.50 and 399,339
Half scale
Find third proportional to 741,114 and 1,597,356
Double scale
Find third proportional to 370,559 and 798,682
Similar ratio
Find third proportional to 555,835.50 and 1,198,017
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.