Home / 942,134.77-1,412,076.66-342,393.76

Finding the Fourth Proportional to 942,134.77, 1,412,076.66 and 342,393.76

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Solution

The fourth proportional to 942,134.77, 1,412,076.66 and 342,393.76 is: 513,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,134.77 : 1,412,076.66 = 342,393.76 : x
  2. Step 2: Convert to fraction form
    942,134.77/1,412,076.66 = 342,393.76/x
  3. Step 3: Cross multiply
    942,134.77x = 1,412,076.66 × 342,393.76
  4. Step 4: Simplify right side
    942,134.77x = 483,486,237,025.64
  5. Step 5: Solve for x
    x = 483,486,237,025.64/942,134.77
  6. Step 6: Final answer
    x = 513,181.61

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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.