Home / 943,056.70-1,414,585.50-311,970.51

Finding the Fourth Proportional to 943,056.70, 1,414,585.50 and 311,970.51

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Solution

The fourth proportional to 943,056.70, 1,414,585.50 and 311,970.51 is: 467,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,056.70 : 1,414,585.50 = 311,970.51 : x
  2. Step 2: Convert to fraction form
    943,056.70/1,414,585.50 = 311,970.51/x
  3. Step 3: Cross multiply
    943,056.70x = 1,414,585.50 × 311,970.51
  4. Step 4: Simplify right side
    943,056.70x = 441,308,959,873.61
  5. Step 5: Solve for x
    x = 441,308,959,873.61/943,056.70
  6. Step 6: Final answer
    x = 467,955.91

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Double scale
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Similar ratio
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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.