Home / 387,054-586,413

Finding the Third Proportional to 387,054 and 586,413

Calculator

Solution

The third proportional to 387,054 and 586,413 is: 888,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,054 : 586,413 = 586,413 : x
  2. Step 2: Convert to fraction form
    387,054/586,413 = 586,413/x
  3. Step 3: Cross multiply
    387,054x = 586,413 × 586,413
  4. Step 4: Simplify right side
    387,054x = 343,880,206,569
  5. Step 5: Solve for x
    x = 343,880,206,569/387,054
  6. Step 6: Final answer
    x = 888,455.37

Related Problems

Find third proportional to 193,527 and 293,206.50
Half scale
Find third proportional to 774,108 and 1,172,826
Double scale
Find third proportional to 387,056 and 586,416
Similar ratio
Find third proportional to 580,581 and 879,619.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.