Home / 942,683.91-1,414,247.37-311,597.76

Finding the Fourth Proportional to 942,683.91, 1,414,247.37 and 311,597.76

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Solution

The fourth proportional to 942,683.91, 1,414,247.37 and 311,597.76 is: 467,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,683.91 : 1,414,247.37 = 311,597.76 : x
  2. Step 2: Convert to fraction form
    942,683.91/1,414,247.37 = 311,597.76/x
  3. Step 3: Cross multiply
    942,683.91x = 1,414,247.37 × 311,597.76
  4. Step 4: Simplify right side
    942,683.91x = 440,676,312,577.89
  5. Step 5: Solve for x
    x = 440,676,312,577.89/942,683.91
  6. Step 6: Final answer
    x = 467,469.86

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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.