Home / 218,101-470,574

Finding the Third Proportional to 218,101 and 470,574

Calculator

Solution

The third proportional to 218,101 and 470,574 is: 1,015,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,101 : 470,574 = 470,574 : x
  2. Step 2: Convert to fraction form
    218,101/470,574 = 470,574/x
  3. Step 3: Cross multiply
    218,101x = 470,574 × 470,574
  4. Step 4: Simplify right side
    218,101x = 221,439,889,476
  5. Step 5: Solve for x
    x = 221,439,889,476/218,101
  6. Step 6: Final answer
    x = 1,015,308.91

Related Problems

Find third proportional to 109,050.50 and 235,287
Half scale
Find third proportional to 436,202 and 941,148
Double scale
Find third proportional to 218,103 and 470,578
Similar ratio
Find third proportional to 327,151.50 and 705,861
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.