Home / 458,670-674,522

Finding the Third Proportional to 458,670 and 674,522

Calculator

Solution

The third proportional to 458,670 and 674,522 is: 991,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,670 : 674,522 = 674,522 : x
  2. Step 2: Convert to fraction form
    458,670/674,522 = 674,522/x
  3. Step 3: Cross multiply
    458,670x = 674,522 × 674,522
  4. Step 4: Simplify right side
    458,670x = 454,979,928,484
  5. Step 5: Solve for x
    x = 454,979,928,484/458,670
  6. Step 6: Final answer
    x = 991,954.84

Related Problems

Find third proportional to 229,335 and 337,261
Half scale
Find third proportional to 917,340 and 1,349,044
Double scale
Find third proportional to 458,672 and 674,525
Similar ratio
Find third proportional to 688,005 and 1,011,783
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.