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Finding the Fourth Proportional to 304,060.53, 419,603.49 and 166,239.93

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Solution

The fourth proportional to 304,060.53, 419,603.49 and 166,239.93 is: 229,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,060.53 : 419,603.49 = 166,239.93 : x
  2. Step 2: Convert to fraction form
    304,060.53/419,603.49 = 166,239.93/x
  3. Step 3: Cross multiply
    304,060.53x = 419,603.49 × 166,239.93
  4. Step 4: Simplify right side
    304,060.53x = 69,754,854,805.36
  5. Step 5: Solve for x
    x = 69,754,854,805.36/304,060.53
  6. Step 6: Final answer
    x = 229,411.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.