Home / 287,084-613,432

Finding the Third Proportional to 287,084 and 613,432

Calculator

Solution

The third proportional to 287,084 and 613,432 is: 1,310,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,084 : 613,432 = 613,432 : x
  2. Step 2: Convert to fraction form
    287,084/613,432 = 613,432/x
  3. Step 3: Cross multiply
    287,084x = 613,432 × 613,432
  4. Step 4: Simplify right side
    287,084x = 376,298,818,624
  5. Step 5: Solve for x
    x = 376,298,818,624/287,084
  6. Step 6: Final answer
    x = 1,310,762.07

Related Problems

Find third proportional to 143,542 and 306,716
Half scale
Find third proportional to 574,168 and 1,226,864
Double scale
Find third proportional to 287,086 and 613,436
Similar ratio
Find third proportional to 430,626 and 920,148
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.