Home / 478,542-697,041

Finding the Third Proportional to 478,542 and 697,041

Calculator

Solution

The third proportional to 478,542 and 697,041 is: 1,015,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,542 : 697,041 = 697,041 : x
  2. Step 2: Convert to fraction form
    478,542/697,041 = 697,041/x
  3. Step 3: Cross multiply
    478,542x = 697,041 × 697,041
  4. Step 4: Simplify right side
    478,542x = 485,866,155,681
  5. Step 5: Solve for x
    x = 485,866,155,681/478,542
  6. Step 6: Final answer
    x = 1,015,305.15

Related Problems

Find third proportional to 239,271 and 348,520.50
Half scale
Find third proportional to 957,084 and 1,394,082
Double scale
Find third proportional to 478,544 and 697,044
Similar ratio
Find third proportional to 717,813 and 1,045,561.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.