Home / 430,662-661,058

Finding the Third Proportional to 430,662 and 661,058

Calculator

Solution

The third proportional to 430,662 and 661,058 is: 1,014,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,662 : 661,058 = 661,058 : x
  2. Step 2: Convert to fraction form
    430,662/661,058 = 661,058/x
  3. Step 3: Cross multiply
    430,662x = 661,058 × 661,058
  4. Step 4: Simplify right side
    430,662x = 436,997,679,364
  5. Step 5: Solve for x
    x = 436,997,679,364/430,662
  6. Step 6: Final answer
    x = 1,014,711.49

Related Problems

Find third proportional to 215,331 and 330,529
Half scale
Find third proportional to 861,324 and 1,322,116
Double scale
Find third proportional to 430,664 and 661,061
Similar ratio
Find third proportional to 645,993 and 991,587
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.