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Finding the Fourth Proportional to 304,358.88, 456,635.52 and 146,603.28

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Solution

The fourth proportional to 304,358.88, 456,635.52 and 146,603.28 is: 219,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,358.88 : 456,635.52 = 146,603.28 : x
  2. Step 2: Convert to fraction form
    304,358.88/456,635.52 = 146,603.28/x
  3. Step 3: Cross multiply
    304,358.88x = 456,635.52 × 146,603.28
  4. Step 4: Simplify right side
    304,358.88x = 66,944,264,996.51
  5. Step 5: Solve for x
    x = 66,944,264,996.51/304,358.88
  6. Step 6: Final answer
    x = 219,951.74

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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.