Home / 943,056.57-1,414,585.31-311,970.38

Finding the Fourth Proportional to 943,056.57, 1,414,585.31 and 311,970.38

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Solution

The fourth proportional to 943,056.57, 1,414,585.31 and 311,970.38 is: 467,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,056.57 : 1,414,585.31 = 311,970.38 : x
  2. Step 2: Convert to fraction form
    943,056.57/1,414,585.31 = 311,970.38/x
  3. Step 3: Cross multiply
    943,056.57x = 1,414,585.31 × 311,970.38
  4. Step 4: Simplify right side
    943,056.57x = 441,308,718,679.73
  5. Step 5: Solve for x
    x = 441,308,718,679.73/943,056.57
  6. Step 6: Final answer
    x = 467,955.72

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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.