Home / 472,890-663,558.75

Finding the Third Proportional to 472,890 and 663,558.75

Calculator

Solution

The third proportional to 472,890 and 663,558.75 is: 931,104.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,890 : 663,558.75 = 663,558.75 : x
  2. Step 2: Convert to fraction form
    472,890/663,558.75 = 663,558.75/x
  3. Step 3: Cross multiply
    472,890x = 663,558.75 × 663,558.75
  4. Step 4: Simplify right side
    472,890x = 440,310,214,701.56
  5. Step 5: Solve for x
    x = 440,310,214,701.56/472,890
  6. Step 6: Final answer
    x = 931,104.94

Related Problems

Find third proportional to 236,445 and 331,779.38
Half scale
Find third proportional to 945,780 and 1,327,117.50
Double scale
Find third proportional to 472,892 and 663,562
Similar ratio
Find third proportional to 709,335 and 995,338.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.