Home / 266,208-578,424

Finding the Third Proportional to 266,208 and 578,424

Calculator

Solution

The third proportional to 266,208 and 578,424 is: 1,256,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,208 : 578,424 = 578,424 : x
  2. Step 2: Convert to fraction form
    266,208/578,424 = 578,424/x
  3. Step 3: Cross multiply
    266,208x = 578,424 × 578,424
  4. Step 4: Simplify right side
    266,208x = 334,574,323,776
  5. Step 5: Solve for x
    x = 334,574,323,776/266,208
  6. Step 6: Final answer
    x = 1,256,815.44

Related Problems

Find third proportional to 133,104 and 289,212
Half scale
Find third proportional to 532,416 and 1,156,848
Double scale
Find third proportional to 266,210 and 578,428
Similar ratio
Find third proportional to 399,312 and 867,636
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.