Home / 638,052-987,935

Finding the Third Proportional to 638,052 and 987,935

Calculator

Solution

The third proportional to 638,052 and 987,935 is: 1,529,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,052 : 987,935 = 987,935 : x
  2. Step 2: Convert to fraction form
    638,052/987,935 = 987,935/x
  3. Step 3: Cross multiply
    638,052x = 987,935 × 987,935
  4. Step 4: Simplify right side
    638,052x = 976,015,564,225
  5. Step 5: Solve for x
    x = 976,015,564,225/638,052
  6. Step 6: Final answer
    x = 1,529,680.28

Related Problems

Find third proportional to 319,026 and 493,967.50
Half scale
Find third proportional to 1,276,104 and 1,975,870
Double scale
Find third proportional to 638,054 and 987,938
Similar ratio
Find third proportional to 957,078 and 1,481,902.50
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.