Home / 292,280-396,082

Finding the Third Proportional to 292,280 and 396,082

Calculator

Solution

The third proportional to 292,280 and 396,082 is: 536,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,280 : 396,082 = 396,082 : x
  2. Step 2: Convert to fraction form
    292,280/396,082 = 396,082/x
  3. Step 3: Cross multiply
    292,280x = 396,082 × 396,082
  4. Step 4: Simplify right side
    292,280x = 156,880,950,724
  5. Step 5: Solve for x
    x = 156,880,950,724/292,280
  6. Step 6: Final answer
    x = 536,748.84

Related Problems

Find third proportional to 146,140 and 198,041
Half scale
Find third proportional to 584,560 and 792,164
Double scale
Find third proportional to 292,282 and 396,085
Similar ratio
Find third proportional to 438,420 and 594,123
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.