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Finding the Fourth Proportional to 355,637.93, 533,546.19 and 250,661.93

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Solution

The fourth proportional to 355,637.93, 533,546.19 and 250,661.93 is: 376,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,637.93 : 533,546.19 = 250,661.93 : x
  2. Step 2: Convert to fraction form
    355,637.93/533,546.19 = 250,661.93/x
  3. Step 3: Cross multiply
    355,637.93x = 533,546.19 × 250,661.93
  4. Step 4: Simplify right side
    355,637.93x = 133,739,715,061.82
  5. Step 5: Solve for x
    x = 133,739,715,061.82/355,637.93
  6. Step 6: Final answer
    x = 376,055.83

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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.