Home / 308,052-457,560

Finding the Third Proportional to 308,052 and 457,560

Calculator

Solution

The third proportional to 308,052 and 457,560 is: 679,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,052 : 457,560 = 457,560 : x
  2. Step 2: Convert to fraction form
    308,052/457,560 = 457,560/x
  3. Step 3: Cross multiply
    308,052x = 457,560 × 457,560
  4. Step 4: Simplify right side
    308,052x = 209,361,153,600
  5. Step 5: Solve for x
    x = 209,361,153,600/308,052
  6. Step 6: Final answer
    x = 679,629.26

Related Problems

Find third proportional to 154,026 and 228,780
Half scale
Find third proportional to 616,104 and 915,120
Double scale
Find third proportional to 308,054 and 457,563
Similar ratio
Find third proportional to 462,078 and 686,340
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.