Home / 207,616-455,424

Finding the Third Proportional to 207,616 and 455,424

Calculator

Solution

The third proportional to 207,616 and 455,424 is: 999,012.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,616 : 455,424 = 455,424 : x
  2. Step 2: Convert to fraction form
    207,616/455,424 = 455,424/x
  3. Step 3: Cross multiply
    207,616x = 455,424 × 455,424
  4. Step 4: Simplify right side
    207,616x = 207,411,019,776
  5. Step 5: Solve for x
    x = 207,411,019,776/207,616
  6. Step 6: Final answer
    x = 999,012.70

Related Problems

Find third proportional to 103,808 and 227,712
Half scale
Find third proportional to 415,232 and 910,848
Double scale
Find third proportional to 207,618 and 455,428
Similar ratio
Find third proportional to 311,424 and 683,136
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.