Home / 637,688-976,620

Finding the Third Proportional to 637,688 and 976,620

Calculator

Solution

The third proportional to 637,688 and 976,620 is: 1,495,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,688 : 976,620 = 976,620 : x
  2. Step 2: Convert to fraction form
    637,688/976,620 = 976,620/x
  3. Step 3: Cross multiply
    637,688x = 976,620 × 976,620
  4. Step 4: Simplify right side
    637,688x = 953,786,624,400
  5. Step 5: Solve for x
    x = 953,786,624,400/637,688
  6. Step 6: Final answer
    x = 1,495,694.80

Related Problems

Find third proportional to 318,844 and 488,310
Half scale
Find third proportional to 1,275,376 and 1,953,240
Double scale
Find third proportional to 637,690 and 976,623
Similar ratio
Find third proportional to 956,532 and 1,464,930
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.