Home / 284,312-607,990

Finding the Third Proportional to 284,312 and 607,990

Calculator

Solution

The third proportional to 284,312 and 607,990 is: 1,300,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,312 : 607,990 = 607,990 : x
  2. Step 2: Convert to fraction form
    284,312/607,990 = 607,990/x
  3. Step 3: Cross multiply
    284,312x = 607,990 × 607,990
  4. Step 4: Simplify right side
    284,312x = 369,651,840,100
  5. Step 5: Solve for x
    x = 369,651,840,100/284,312
  6. Step 6: Final answer
    x = 1,300,162.64

Related Problems

Find third proportional to 142,156 and 303,995
Half scale
Find third proportional to 568,624 and 1,215,980
Double scale
Find third proportional to 284,314 and 607,994
Similar ratio
Find third proportional to 426,468 and 911,985
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.