Home / 245,380-529,423

Finding the Third Proportional to 245,380 and 529,423

Calculator

Solution

The third proportional to 245,380 and 529,423 is: 1,142,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,380 : 529,423 = 529,423 : x
  2. Step 2: Convert to fraction form
    245,380/529,423 = 529,423/x
  3. Step 3: Cross multiply
    245,380x = 529,423 × 529,423
  4. Step 4: Simplify right side
    245,380x = 280,288,712,929
  5. Step 5: Solve for x
    x = 280,288,712,929/245,380
  6. Step 6: Final answer
    x = 1,142,263.89

Related Problems

Find third proportional to 122,690 and 264,711.50
Half scale
Find third proportional to 490,760 and 1,058,846
Double scale
Find third proportional to 245,382 and 529,427
Similar ratio
Find third proportional to 368,070 and 794,134.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.