Home / 308,306-672,494

Finding the Third Proportional to 308,306 and 672,494

Calculator

Solution

The third proportional to 308,306 and 672,494 is: 1,466,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,306 : 672,494 = 672,494 : x
  2. Step 2: Convert to fraction form
    308,306/672,494 = 672,494/x
  3. Step 3: Cross multiply
    308,306x = 672,494 × 672,494
  4. Step 4: Simplify right side
    308,306x = 452,248,180,036
  5. Step 5: Solve for x
    x = 452,248,180,036/308,306
  6. Step 6: Final answer
    x = 1,466,880.89

Related Problems

Find third proportional to 154,153 and 336,247
Half scale
Find third proportional to 616,612 and 1,344,988
Double scale
Find third proportional to 308,308 and 672,498
Similar ratio
Find third proportional to 462,459 and 1,008,741
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.