Home / 944,080.40-1,415,923.80-345,323.60

Finding the Fourth Proportional to 944,080.40, 1,415,923.80 and 345,323.60

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Solution

The fourth proportional to 944,080.40, 1,415,923.80 and 345,323.60 is: 517,913.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,080.40 : 1,415,923.80 = 345,323.60 : x
  2. Step 2: Convert to fraction form
    944,080.40/1,415,923.80 = 345,323.60/x
  3. Step 3: Cross multiply
    944,080.40x = 1,415,923.80 × 345,323.60
  4. Step 4: Simplify right side
    944,080.40x = 488,951,903,941.68
  5. Step 5: Solve for x
    x = 488,951,903,941.68/944,080.40
  6. Step 6: Final answer
    x = 517,913.41

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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.