Home / 424,872-577,314

Finding the Third Proportional to 424,872 and 577,314

Calculator

Solution

The third proportional to 424,872 and 577,314 is: 784,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,872 : 577,314 = 577,314 : x
  2. Step 2: Convert to fraction form
    424,872/577,314 = 577,314/x
  3. Step 3: Cross multiply
    424,872x = 577,314 × 577,314
  4. Step 4: Simplify right side
    424,872x = 333,291,454,596
  5. Step 5: Solve for x
    x = 333,291,454,596/424,872
  6. Step 6: Final answer
    x = 784,451.45

Related Problems

Find third proportional to 212,436 and 288,657
Half scale
Find third proportional to 849,744 and 1,154,628
Double scale
Find third proportional to 424,874 and 577,317
Similar ratio
Find third proportional to 637,308 and 865,971
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.