Home / 699,282-987,032

Finding the Third Proportional to 699,282 and 987,032

Calculator

Solution

The third proportional to 699,282 and 987,032 is: 1,393,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,282 : 987,032 = 987,032 : x
  2. Step 2: Convert to fraction form
    699,282/987,032 = 987,032/x
  3. Step 3: Cross multiply
    699,282x = 987,032 × 987,032
  4. Step 4: Simplify right side
    699,282x = 974,232,169,024
  5. Step 5: Solve for x
    x = 974,232,169,024/699,282
  6. Step 6: Final answer
    x = 1,393,189.26

Related Problems

Find third proportional to 349,641 and 493,516
Half scale
Find third proportional to 1,398,564 and 1,974,064
Double scale
Find third proportional to 699,284 and 987,035
Similar ratio
Find third proportional to 1,048,923 and 1,480,548
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.