Home / 272,898-559,308

Finding the Third Proportional to 272,898 and 559,308

Calculator

Solution

The third proportional to 272,898 and 559,308 is: 1,146,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,898 : 559,308 = 559,308 : x
  2. Step 2: Convert to fraction form
    272,898/559,308 = 559,308/x
  3. Step 3: Cross multiply
    272,898x = 559,308 × 559,308
  4. Step 4: Simplify right side
    272,898x = 312,825,438,864
  5. Step 5: Solve for x
    x = 312,825,438,864/272,898
  6. Step 6: Final answer
    x = 1,146,309.02

Related Problems

Find third proportional to 136,449 and 279,654
Half scale
Find third proportional to 545,796 and 1,118,616
Double scale
Find third proportional to 272,900 and 559,312
Similar ratio
Find third proportional to 409,347 and 838,962
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.