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Finding the Fourth Proportional to 304,574.08, 456,954.62 and 136,236

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Solution

The fourth proportional to 304,574.08, 456,954.62 and 136,236 is: 204,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,574.08 : 456,954.62 = 136,236 : x
  2. Step 2: Convert to fraction form
    304,574.08/456,954.62 = 136,236/x
  3. Step 3: Cross multiply
    304,574.08x = 456,954.62 × 136,236
  4. Step 4: Simplify right side
    304,574.08x = 62,253,669,610.32
  5. Step 5: Solve for x
    x = 62,253,669,610.32/304,574.08
  6. Step 6: Final answer
    x = 204,395.82

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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.