Home / 372,514-781,524

Finding the Third Proportional to 372,514 and 781,524

Calculator

Solution

The third proportional to 372,514 and 781,524 is: 1,639,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,514 : 781,524 = 781,524 : x
  2. Step 2: Convert to fraction form
    372,514/781,524 = 781,524/x
  3. Step 3: Cross multiply
    372,514x = 781,524 × 781,524
  4. Step 4: Simplify right side
    372,514x = 610,779,762,576
  5. Step 5: Solve for x
    x = 610,779,762,576/372,514
  6. Step 6: Final answer
    x = 1,639,615.59

Related Problems

Find third proportional to 186,257 and 390,762
Half scale
Find third proportional to 745,028 and 1,563,048
Double scale
Find third proportional to 372,516 and 781,528
Similar ratio
Find third proportional to 558,771 and 1,172,286
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.