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Finding the Fourth Proportional to 358,088.72, 494,165.78 and 194,746.72

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Solution

The fourth proportional to 358,088.72, 494,165.78 and 194,746.72 is: 268,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,088.72 : 494,165.78 = 194,746.72 : x
  2. Step 2: Convert to fraction form
    358,088.72/494,165.78 = 194,746.72/x
  3. Step 3: Cross multiply
    358,088.72x = 494,165.78 × 194,746.72
  4. Step 4: Simplify right side
    358,088.72x = 96,237,164,791.24
  5. Step 5: Solve for x
    x = 96,237,164,791.24/358,088.72
  6. Step 6: Final answer
    x = 268,752.29

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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.