Home / 247,218-529,428

Finding the Third Proportional to 247,218 and 529,428

Calculator

Solution

The third proportional to 247,218 and 529,428 is: 1,133,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,218 : 529,428 = 529,428 : x
  2. Step 2: Convert to fraction form
    247,218/529,428 = 529,428/x
  3. Step 3: Cross multiply
    247,218x = 529,428 × 529,428
  4. Step 4: Simplify right side
    247,218x = 280,294,007,184
  5. Step 5: Solve for x
    x = 280,294,007,184/247,218
  6. Step 6: Final answer
    x = 1,133,792.88

Related Problems

Find third proportional to 123,609 and 264,714
Half scale
Find third proportional to 494,436 and 1,058,856
Double scale
Find third proportional to 247,220 and 529,432
Similar ratio
Find third proportional to 370,827 and 794,142
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.