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Finding the Fourth Proportional to 304,088.51, 419,644.64 and 168,124.73

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Solution

The fourth proportional to 304,088.51, 419,644.64 and 168,124.73 is: 232,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,088.51 : 419,644.64 = 168,124.73 : x
  2. Step 2: Convert to fraction form
    304,088.51/419,644.64 = 168,124.73/x
  3. Step 3: Cross multiply
    304,088.51x = 419,644.64 × 168,124.73
  4. Step 4: Simplify right side
    304,088.51x = 70,552,640,189.93
  5. Step 5: Solve for x
    x = 70,552,640,189.93/304,088.51
  6. Step 6: Final answer
    x = 232,013.50

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1.5x scale

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.