Home / 297,488.50-453,205

Finding the Third Proportional to 297,488.50 and 453,205

Calculator

Solution

The third proportional to 297,488.50 and 453,205 is: 690,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,488.50 : 453,205 = 453,205 : x
  2. Step 2: Convert to fraction form
    297,488.50/453,205 = 453,205/x
  3. Step 3: Cross multiply
    297,488.50x = 453,205 × 453,205
  4. Step 4: Simplify right side
    297,488.50x = 205,394,772,025
  5. Step 5: Solve for x
    x = 205,394,772,025/297,488.50
  6. Step 6: Final answer
    x = 690,429.28

Related Problems

Find third proportional to 148,744.25 and 226,602.50
Half scale
Find third proportional to 594,977 and 906,410
Double scale
Find third proportional to 297,491 and 453,208
Similar ratio
Find third proportional to 446,232.75 and 679,807.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.