Home / 249,420-538,776

Finding the Third Proportional to 249,420 and 538,776

Calculator

Solution

The third proportional to 249,420 and 538,776 is: 1,163,818.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,420 : 538,776 = 538,776 : x
  2. Step 2: Convert to fraction form
    249,420/538,776 = 538,776/x
  3. Step 3: Cross multiply
    249,420x = 538,776 × 538,776
  4. Step 4: Simplify right side
    249,420x = 290,279,578,176
  5. Step 5: Solve for x
    x = 290,279,578,176/249,420
  6. Step 6: Final answer
    x = 1,163,818.37

Related Problems

Find third proportional to 124,710 and 269,388
Half scale
Find third proportional to 498,840 and 1,077,552
Double scale
Find third proportional to 249,422 and 538,780
Similar ratio
Find third proportional to 374,130 and 808,164
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.