Home / 526,902-781,209

Finding the Third Proportional to 526,902 and 781,209

Calculator

Solution

The third proportional to 526,902 and 781,209 is: 1,158,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,902 : 781,209 = 781,209 : x
  2. Step 2: Convert to fraction form
    526,902/781,209 = 781,209/x
  3. Step 3: Cross multiply
    526,902x = 781,209 × 781,209
  4. Step 4: Simplify right side
    526,902x = 610,287,501,681
  5. Step 5: Solve for x
    x = 610,287,501,681/526,902
  6. Step 6: Final answer
    x = 1,158,256.19

Related Problems

Find third proportional to 263,451 and 390,604.50
Half scale
Find third proportional to 1,053,804 and 1,562,418
Double scale
Find third proportional to 526,904 and 781,212
Similar ratio
Find third proportional to 790,353 and 1,171,813.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.