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Finding the Fourth Proportional to 304,610.36, 456,967.40 and 152,879.79

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Solution

The fourth proportional to 304,610.36, 456,967.40 and 152,879.79 is: 229,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,610.36 : 456,967.40 = 152,879.79 : x
  2. Step 2: Convert to fraction form
    304,610.36/456,967.40 = 152,879.79/x
  3. Step 3: Cross multiply
    304,610.36x = 456,967.40 × 152,879.79
  4. Step 4: Simplify right side
    304,610.36x = 69,861,079,384.45
  5. Step 5: Solve for x
    x = 69,861,079,384.45/304,610.36
  6. Step 6: Final answer
    x = 229,345.71

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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.