Home / 833,403.33-1,150,090.38-470,820.60

Finding the Fourth Proportional to 833,403.33, 1,150,090.38 and 470,820.60

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Solution

The fourth proportional to 833,403.33, 1,150,090.38 and 470,820.60 is: 649,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,403.33 : 1,150,090.38 = 470,820.60 : x
  2. Step 2: Convert to fraction form
    833,403.33/1,150,090.38 = 470,820.60/x
  3. Step 3: Cross multiply
    833,403.33x = 1,150,090.38 × 470,820.60
  4. Step 4: Simplify right side
    833,403.33x = 541,486,242,765.83
  5. Step 5: Solve for x
    x = 541,486,242,765.83/833,403.33
  6. Step 6: Final answer
    x = 649,728.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.