Home / 444,545-689,376

Finding the Third Proportional to 444,545 and 689,376

Calculator

Solution

The third proportional to 444,545 and 689,376 is: 1,069,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,545 : 689,376 = 689,376 : x
  2. Step 2: Convert to fraction form
    444,545/689,376 = 689,376/x
  3. Step 3: Cross multiply
    444,545x = 689,376 × 689,376
  4. Step 4: Simplify right side
    444,545x = 475,239,269,376
  5. Step 5: Solve for x
    x = 475,239,269,376/444,545
  6. Step 6: Final answer
    x = 1,069,046.48

Related Problems

Find third proportional to 222,272.50 and 344,688
Half scale
Find third proportional to 889,090 and 1,378,752
Double scale
Find third proportional to 444,547 and 689,379
Similar ratio
Find third proportional to 666,817.50 and 1,034,064
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.