Home / 944,074.40-1,415,914.80-345,317.60

Finding the Fourth Proportional to 944,074.40, 1,415,914.80 and 345,317.60

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Solution

The fourth proportional to 944,074.40, 1,415,914.80 and 345,317.60 is: 517,904.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,074.40 : 1,415,914.80 = 345,317.60 : x
  2. Step 2: Convert to fraction form
    944,074.40/1,415,914.80 = 345,317.60/x
  3. Step 3: Cross multiply
    944,074.40x = 1,415,914.80 × 345,317.60
  4. Step 4: Simplify right side
    944,074.40x = 488,940,300,540.48
  5. Step 5: Solve for x
    x = 488,940,300,540.48/944,074.40
  6. Step 6: Final answer
    x = 517,904.42

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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.