Home / 591,670.19-888,292.62-311,384.27

Finding the Fourth Proportional to 591,670.19, 888,292.62 and 311,384.27

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Solution

The fourth proportional to 591,670.19, 888,292.62 and 311,384.27 is: 467,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,670.19 : 888,292.62 = 311,384.27 : x
  2. Step 2: Convert to fraction form
    591,670.19/888,292.62 = 311,384.27/x
  3. Step 3: Cross multiply
    591,670.19x = 888,292.62 × 311,384.27
  4. Step 4: Simplify right side
    591,670.19x = 276,600,351,245.82
  5. Step 5: Solve for x
    x = 276,600,351,245.82/591,670.19
  6. Step 6: Final answer
    x = 467,490.77

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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.