Home / 513,216-739,260

Finding the Third Proportional to 513,216 and 739,260

Calculator

Solution

The third proportional to 513,216 and 739,260 is: 1,064,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,216 : 739,260 = 739,260 : x
  2. Step 2: Convert to fraction form
    513,216/739,260 = 739,260/x
  3. Step 3: Cross multiply
    513,216x = 739,260 × 739,260
  4. Step 4: Simplify right side
    513,216x = 546,505,347,600
  5. Step 5: Solve for x
    x = 546,505,347,600/513,216
  6. Step 6: Final answer
    x = 1,064,864.20

Related Problems

Find third proportional to 256,608 and 369,630
Half scale
Find third proportional to 1,026,432 and 1,478,520
Double scale
Find third proportional to 513,218 and 739,263
Similar ratio
Find third proportional to 769,824 and 1,108,890
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.