Home / 157,588-340,436

Finding the Third Proportional to 157,588 and 340,436

Calculator

Solution

The third proportional to 157,588 and 340,436 is: 735,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,588 : 340,436 = 340,436 : x
  2. Step 2: Convert to fraction form
    157,588/340,436 = 340,436/x
  3. Step 3: Cross multiply
    157,588x = 340,436 × 340,436
  4. Step 4: Simplify right side
    157,588x = 115,896,670,096
  5. Step 5: Solve for x
    x = 115,896,670,096/157,588
  6. Step 6: Final answer
    x = 735,440.96

Related Problems

Find third proportional to 78,794 and 170,218
Half scale
Find third proportional to 315,176 and 680,872
Double scale
Find third proportional to 157,590 and 340,440
Similar ratio
Find third proportional to 236,382 and 510,654
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.