Home / 942,705.54-1,414,279.71-311,619.33

Finding the Fourth Proportional to 942,705.54, 1,414,279.71 and 311,619.33

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Solution

The fourth proportional to 942,705.54, 1,414,279.71 and 311,619.33 is: 467,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,705.54 : 1,414,279.71 = 311,619.33 : x
  2. Step 2: Convert to fraction form
    942,705.54/1,414,279.71 = 311,619.33/x
  3. Step 3: Cross multiply
    942,705.54x = 1,414,279.71 × 311,619.33
  4. Step 4: Simplify right side
    942,705.54x = 440,716,895,662.79
  5. Step 5: Solve for x
    x = 440,716,895,662.79/942,705.54
  6. Step 6: Final answer
    x = 467,502.18

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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.