Home / 942,671.40-1,414,228.56-311,585.24

Finding the Fourth Proportional to 942,671.40, 1,414,228.56 and 311,585.24

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Solution

The fourth proportional to 942,671.40, 1,414,228.56 and 311,585.24 is: 467,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,671.40 : 1,414,228.56 = 311,585.24 : x
  2. Step 2: Convert to fraction form
    942,671.40/1,414,228.56 = 311,585.24/x
  3. Step 3: Cross multiply
    942,671.40x = 1,414,228.56 × 311,585.24
  4. Step 4: Simplify right side
    942,671.40x = 440,652,745,282.45
  5. Step 5: Solve for x
    x = 440,652,745,282.45/942,671.40
  6. Step 6: Final answer
    x = 467,451.06

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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.