Home / 145,548-319,788

Finding the Third Proportional to 145,548 and 319,788

Calculator

Solution

The third proportional to 145,548 and 319,788 is: 702,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,548 : 319,788 = 319,788 : x
  2. Step 2: Convert to fraction form
    145,548/319,788 = 319,788/x
  3. Step 3: Cross multiply
    145,548x = 319,788 × 319,788
  4. Step 4: Simplify right side
    145,548x = 102,264,364,944
  5. Step 5: Solve for x
    x = 102,264,364,944/145,548
  6. Step 6: Final answer
    x = 702,616.08

Related Problems

Find third proportional to 72,774 and 159,894
Half scale
Find third proportional to 291,096 and 639,576
Double scale
Find third proportional to 145,550 and 319,792
Similar ratio
Find third proportional to 218,322 and 479,682
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.