Home / 522,450-781,650

Finding the Third Proportional to 522,450 and 781,650

Calculator

Solution

The third proportional to 522,450 and 781,650 is: 1,169,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,450 : 781,650 = 781,650 : x
  2. Step 2: Convert to fraction form
    522,450/781,650 = 781,650/x
  3. Step 3: Cross multiply
    522,450x = 781,650 × 781,650
  4. Step 4: Simplify right side
    522,450x = 610,976,722,500
  5. Step 5: Solve for x
    x = 610,976,722,500/522,450
  6. Step 6: Final answer
    x = 1,169,445.35

Related Problems

Find third proportional to 261,225 and 390,825
Half scale
Find third proportional to 1,044,900 and 1,563,300
Double scale
Find third proportional to 522,452 and 781,653
Similar ratio
Find third proportional to 783,675 and 1,172,475
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.