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Finding the Fourth Proportional to 304,671.36, 456,881.28 and 115,099.52

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Solution

The fourth proportional to 304,671.36, 456,881.28 and 115,099.52 is: 172,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,671.36 : 456,881.28 = 115,099.52 : x
  2. Step 2: Convert to fraction form
    304,671.36/456,881.28 = 115,099.52/x
  3. Step 3: Cross multiply
    304,671.36x = 456,881.28 × 115,099.52
  4. Step 4: Simplify right side
    304,671.36x = 52,586,816,024.99
  5. Step 5: Solve for x
    x = 52,586,816,024.99/304,671.36
  6. Step 6: Final answer
    x = 172,601.77

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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.