Home / 487,857-750,807

Finding the Third Proportional to 487,857 and 750,807

Calculator

Solution

The third proportional to 487,857 and 750,807 is: 1,155,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,857 : 750,807 = 750,807 : x
  2. Step 2: Convert to fraction form
    487,857/750,807 = 750,807/x
  3. Step 3: Cross multiply
    487,857x = 750,807 × 750,807
  4. Step 4: Simplify right side
    487,857x = 563,711,151,249
  5. Step 5: Solve for x
    x = 563,711,151,249/487,857
  6. Step 6: Final answer
    x = 1,155,484.40

Related Problems

Find third proportional to 243,928.50 and 375,403.50
Half scale
Find third proportional to 975,714 and 1,501,614
Double scale
Find third proportional to 487,859 and 750,810
Similar ratio
Find third proportional to 731,785.50 and 1,126,210.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.