Home / 417,020-910,516

Finding the Third Proportional to 417,020 and 910,516

Calculator

Solution

The third proportional to 417,020 and 910,516 is: 1,988,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,020 : 910,516 = 910,516 : x
  2. Step 2: Convert to fraction form
    417,020/910,516 = 910,516/x
  3. Step 3: Cross multiply
    417,020x = 910,516 × 910,516
  4. Step 4: Simplify right side
    417,020x = 829,039,386,256
  5. Step 5: Solve for x
    x = 829,039,386,256/417,020
  6. Step 6: Final answer
    x = 1,988,008.70

Related Problems

Find third proportional to 208,510 and 455,258
Half scale
Find third proportional to 834,040 and 1,821,032
Double scale
Find third proportional to 417,022 and 910,520
Similar ratio
Find third proportional to 625,530 and 1,365,774
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.