Home / 312,536-483,636

Finding the Third Proportional to 312,536 and 483,636

Calculator

Solution

The third proportional to 312,536 and 483,636 is: 748,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,536 : 483,636 = 483,636 : x
  2. Step 2: Convert to fraction form
    312,536/483,636 = 483,636/x
  3. Step 3: Cross multiply
    312,536x = 483,636 × 483,636
  4. Step 4: Simplify right side
    312,536x = 233,903,780,496
  5. Step 5: Solve for x
    x = 233,903,780,496/312,536
  6. Step 6: Final answer
    x = 748,405.88

Related Problems

Find third proportional to 156,268 and 241,818
Half scale
Find third proportional to 625,072 and 967,272
Double scale
Find third proportional to 312,538 and 483,639
Similar ratio
Find third proportional to 468,804 and 725,454
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.