Home / 943,056.57-1,414,585.32-311,970.39

Finding the Fourth Proportional to 943,056.57, 1,414,585.32 and 311,970.39

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Solution

The fourth proportional to 943,056.57, 1,414,585.32 and 311,970.39 is: 467,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,056.57 : 1,414,585.32 = 311,970.39 : x
  2. Step 2: Convert to fraction form
    943,056.57/1,414,585.32 = 311,970.39/x
  3. Step 3: Cross multiply
    943,056.57x = 1,414,585.32 × 311,970.39
  4. Step 4: Simplify right side
    943,056.57x = 441,308,733,968.68
  5. Step 5: Solve for x
    x = 441,308,733,968.68/943,056.57
  6. Step 6: Final answer
    x = 467,955.74

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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.