Home / 283,867.50-439,470

Finding the Third Proportional to 283,867.50 and 439,470

Calculator

Solution

The third proportional to 283,867.50 and 439,470 is: 680,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,867.50 : 439,470 = 439,470 : x
  2. Step 2: Convert to fraction form
    283,867.50/439,470 = 439,470/x
  3. Step 3: Cross multiply
    283,867.50x = 439,470 × 439,470
  4. Step 4: Simplify right side
    283,867.50x = 193,133,880,900
  5. Step 5: Solve for x
    x = 193,133,880,900/283,867.50
  6. Step 6: Final answer
    x = 680,366.30

Related Problems

Find third proportional to 141,933.75 and 219,735
Half scale
Find third proportional to 567,735 and 878,940
Double scale
Find third proportional to 283,870 and 439,473
Similar ratio
Find third proportional to 425,801.25 and 659,205
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.