Home / 294,980-457,518

Finding the Third Proportional to 294,980 and 457,518

Calculator

Solution

The third proportional to 294,980 and 457,518 is: 709,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,980 : 457,518 = 457,518 : x
  2. Step 2: Convert to fraction form
    294,980/457,518 = 457,518/x
  3. Step 3: Cross multiply
    294,980x = 457,518 × 457,518
  4. Step 4: Simplify right side
    294,980x = 209,322,720,324
  5. Step 5: Solve for x
    x = 209,322,720,324/294,980
  6. Step 6: Final answer
    x = 709,616.65

Related Problems

Find third proportional to 147,490 and 228,759
Half scale
Find third proportional to 589,960 and 915,036
Double scale
Find third proportional to 294,982 and 457,521
Similar ratio
Find third proportional to 442,470 and 686,277
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.