Home / 276,508-564,678

Finding the Third Proportional to 276,508 and 564,678

Calculator

Solution

The third proportional to 276,508 and 564,678 is: 1,153,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,508 : 564,678 = 564,678 : x
  2. Step 2: Convert to fraction form
    276,508/564,678 = 564,678/x
  3. Step 3: Cross multiply
    276,508x = 564,678 × 564,678
  4. Step 4: Simplify right side
    276,508x = 318,861,243,684
  5. Step 5: Solve for x
    x = 318,861,243,684/276,508
  6. Step 6: Final answer
    x = 1,153,171.86

Related Problems

Find third proportional to 138,254 and 282,339
Half scale
Find third proportional to 553,016 and 1,129,356
Double scale
Find third proportional to 276,510 and 564,682
Similar ratio
Find third proportional to 414,762 and 847,017
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.