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Finding the Fourth Proportional to 368,596.62, 552,894.53 and 115,899.21

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Solution

The fourth proportional to 368,596.62, 552,894.53 and 115,899.21 is: 173,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,596.62 : 552,894.53 = 115,899.21 : x
  2. Step 2: Convert to fraction form
    368,596.62/552,894.53 = 115,899.21/x
  3. Step 3: Cross multiply
    368,596.62x = 552,894.53 × 115,899.21
  4. Step 4: Simplify right side
    368,596.62x = 64,080,038,660.83
  5. Step 5: Solve for x
    x = 64,080,038,660.83/368,596.62
  6. Step 6: Final answer
    x = 173,848.69

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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.