Home / 287,445-604,684

Finding the Third Proportional to 287,445 and 604,684

Calculator

Solution

The third proportional to 287,445 and 604,684 is: 1,272,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,445 : 604,684 = 604,684 : x
  2. Step 2: Convert to fraction form
    287,445/604,684 = 604,684/x
  3. Step 3: Cross multiply
    287,445x = 604,684 × 604,684
  4. Step 4: Simplify right side
    287,445x = 365,642,739,856
  5. Step 5: Solve for x
    x = 365,642,739,856/287,445
  6. Step 6: Final answer
    x = 1,272,044.18

Related Problems

Find third proportional to 143,722.50 and 302,342
Half scale
Find third proportional to 574,890 and 1,209,368
Double scale
Find third proportional to 287,447 and 604,688
Similar ratio
Find third proportional to 431,167.50 and 907,026
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.