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Finding the Fourth Proportional to 358,184.16, 494,239.32 and 207,252

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Solution

The fourth proportional to 358,184.16, 494,239.32 and 207,252 is: 285,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,184.16 : 494,239.32 = 207,252 : x
  2. Step 2: Convert to fraction form
    358,184.16/494,239.32 = 207,252/x
  3. Step 3: Cross multiply
    358,184.16x = 494,239.32 × 207,252
  4. Step 4: Simplify right side
    358,184.16x = 102,432,087,548.64
  5. Step 5: Solve for x
    x = 102,432,087,548.64/358,184.16
  6. Step 6: Final answer
    x = 285,976.04

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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.