Home / 506,631-790,618

Finding the Third Proportional to 506,631 and 790,618

Calculator

Solution

The third proportional to 506,631 and 790,618 is: 1,233,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,631 : 790,618 = 790,618 : x
  2. Step 2: Convert to fraction form
    506,631/790,618 = 790,618/x
  3. Step 3: Cross multiply
    506,631x = 790,618 × 790,618
  4. Step 4: Simplify right side
    506,631x = 625,076,821,924
  5. Step 5: Solve for x
    x = 625,076,821,924/506,631
  6. Step 6: Final answer
    x = 1,233,791.11

Related Problems

Find third proportional to 253,315.50 and 395,309
Half scale
Find third proportional to 1,013,262 and 1,581,236
Double scale
Find third proportional to 506,633 and 790,621
Similar ratio
Find third proportional to 759,946.50 and 1,185,927
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.