Home / 319,248-698,328

Finding the Third Proportional to 319,248 and 698,328

Calculator

Solution

The third proportional to 319,248 and 698,328 is: 1,527,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,248 : 698,328 = 698,328 : x
  2. Step 2: Convert to fraction form
    319,248/698,328 = 698,328/x
  3. Step 3: Cross multiply
    319,248x = 698,328 × 698,328
  4. Step 4: Simplify right side
    319,248x = 487,661,995,584
  5. Step 5: Solve for x
    x = 487,661,995,584/319,248
  6. Step 6: Final answer
    x = 1,527,533.44

Related Problems

Find third proportional to 159,624 and 349,164
Half scale
Find third proportional to 638,496 and 1,396,656
Double scale
Find third proportional to 319,250 and 698,332
Similar ratio
Find third proportional to 478,872 and 1,047,492
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.