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Finding the Fourth Proportional to 304,521.93, 456,780.38 and 238,017.96

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Solution

The fourth proportional to 304,521.93, 456,780.38 and 238,017.96 is: 357,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,521.93 : 456,780.38 = 238,017.96 : x
  2. Step 2: Convert to fraction form
    304,521.93/456,780.38 = 238,017.96/x
  3. Step 3: Cross multiply
    304,521.93x = 456,780.38 × 238,017.96
  4. Step 4: Simplify right side
    304,521.93x = 108,721,933,025.54
  5. Step 5: Solve for x
    x = 108,721,933,025.54/304,521.93
  6. Step 6: Final answer
    x = 357,024.97

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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.