Home / 402,436-564,006

Finding the Third Proportional to 402,436 and 564,006

Calculator

Solution

The third proportional to 402,436 and 564,006 is: 790,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,436 : 564,006 = 564,006 : x
  2. Step 2: Convert to fraction form
    402,436/564,006 = 564,006/x
  3. Step 3: Cross multiply
    402,436x = 564,006 × 564,006
  4. Step 4: Simplify right side
    402,436x = 318,102,768,036
  5. Step 5: Solve for x
    x = 318,102,768,036/402,436
  6. Step 6: Final answer
    x = 790,443.12

Related Problems

Find third proportional to 201,218 and 282,003
Half scale
Find third proportional to 804,872 and 1,128,012
Double scale
Find third proportional to 402,438 and 564,009
Similar ratio
Find third proportional to 603,654 and 846,009
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.