Home / 310,314-474,492

Finding the Third Proportional to 310,314 and 474,492

Calculator

Solution

The third proportional to 310,314 and 474,492 is: 725,531.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,314 : 474,492 = 474,492 : x
  2. Step 2: Convert to fraction form
    310,314/474,492 = 474,492/x
  3. Step 3: Cross multiply
    310,314x = 474,492 × 474,492
  4. Step 4: Simplify right side
    310,314x = 225,142,658,064
  5. Step 5: Solve for x
    x = 225,142,658,064/310,314
  6. Step 6: Final answer
    x = 725,531.75

Related Problems

Find third proportional to 155,157 and 237,246
Half scale
Find third proportional to 620,628 and 948,984
Double scale
Find third proportional to 310,316 and 474,495
Similar ratio
Find third proportional to 465,471 and 711,738
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.