Home / 430,283-945,490

Finding the Third Proportional to 430,283 and 945,490

Calculator

Solution

The third proportional to 430,283 and 945,490 is: 2,077,589.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,283 : 945,490 = 945,490 : x
  2. Step 2: Convert to fraction form
    430,283/945,490 = 945,490/x
  3. Step 3: Cross multiply
    430,283x = 945,490 × 945,490
  4. Step 4: Simplify right side
    430,283x = 893,951,340,100
  5. Step 5: Solve for x
    x = 893,951,340,100/430,283
  6. Step 6: Final answer
    x = 2,077,589.26

Related Problems

Find third proportional to 215,141.50 and 472,745
Half scale
Find third proportional to 860,566 and 1,890,980
Double scale
Find third proportional to 430,285 and 945,494
Similar ratio
Find third proportional to 645,424.50 and 1,418,235
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.