Home / 472,740-709,470

Finding the Third Proportional to 472,740 and 709,470

Calculator

Solution

The third proportional to 472,740 and 709,470 is: 1,064,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,740 : 709,470 = 709,470 : x
  2. Step 2: Convert to fraction form
    472,740/709,470 = 709,470/x
  3. Step 3: Cross multiply
    472,740x = 709,470 × 709,470
  4. Step 4: Simplify right side
    472,740x = 503,347,680,900
  5. Step 5: Solve for x
    x = 503,347,680,900/472,740
  6. Step 6: Final answer
    x = 1,064,745.27

Related Problems

Find third proportional to 236,370 and 354,735
Half scale
Find third proportional to 945,480 and 1,418,940
Double scale
Find third proportional to 472,742 and 709,473
Similar ratio
Find third proportional to 709,110 and 1,064,205
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.