Home / 751,256.60-1,126,884.90-471,320.60

Finding the Fourth Proportional to 751,256.60, 1,126,884.90 and 471,320.60

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Solution

The fourth proportional to 751,256.60, 1,126,884.90 and 471,320.60 is: 706,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,256.60 : 1,126,884.90 = 471,320.60 : x
  2. Step 2: Convert to fraction form
    751,256.60/1,126,884.90 = 471,320.60/x
  3. Step 3: Cross multiply
    751,256.60x = 1,126,884.90 × 471,320.60
  4. Step 4: Simplify right side
    751,256.60x = 531,124,067,198.94
  5. Step 5: Solve for x
    x = 531,124,067,198.94/751,256.60
  6. Step 6: Final answer
    x = 706,980.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.