Home / 258,690-562,944

Finding the Third Proportional to 258,690 and 562,944

Calculator

Solution

The third proportional to 258,690 and 562,944 is: 1,225,041.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,690 : 562,944 = 562,944 : x
  2. Step 2: Convert to fraction form
    258,690/562,944 = 562,944/x
  3. Step 3: Cross multiply
    258,690x = 562,944 × 562,944
  4. Step 4: Simplify right side
    258,690x = 316,905,947,136
  5. Step 5: Solve for x
    x = 316,905,947,136/258,690
  6. Step 6: Final answer
    x = 1,225,041.35

Related Problems

Find third proportional to 129,345 and 281,472
Half scale
Find third proportional to 517,380 and 1,125,888
Double scale
Find third proportional to 258,692 and 562,948
Similar ratio
Find third proportional to 388,035 and 844,416
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.