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Finding the Fourth Proportional to 304,573.08, 456,953.12 and 136,235

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Solution

The fourth proportional to 304,573.08, 456,953.12 and 136,235 is: 204,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,573.08 : 456,953.12 = 136,235 : x
  2. Step 2: Convert to fraction form
    304,573.08/456,953.12 = 136,235/x
  3. Step 3: Cross multiply
    304,573.08x = 456,953.12 × 136,235
  4. Step 4: Simplify right side
    304,573.08x = 62,253,008,303.20
  5. Step 5: Solve for x
    x = 62,253,008,303.20/304,573.08
  6. Step 6: Final answer
    x = 204,394.32

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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.