Home / 456,273-688,095

Finding the Third Proportional to 456,273 and 688,095

Calculator

Solution

The third proportional to 456,273 and 688,095 is: 1,037,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,273 : 688,095 = 688,095 : x
  2. Step 2: Convert to fraction form
    456,273/688,095 = 688,095/x
  3. Step 3: Cross multiply
    456,273x = 688,095 × 688,095
  4. Step 4: Simplify right side
    456,273x = 473,474,729,025
  5. Step 5: Solve for x
    x = 473,474,729,025/456,273
  6. Step 6: Final answer
    x = 1,037,700.52

Related Problems

Find third proportional to 228,136.50 and 344,047.50
Half scale
Find third proportional to 912,546 and 1,376,190
Double scale
Find third proportional to 456,275 and 688,098
Similar ratio
Find third proportional to 684,409.50 and 1,032,142.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.