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Finding the Fourth Proportional to 446,508.89, 616,179.81 and 242,558.16

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Solution

The fourth proportional to 446,508.89, 616,179.81 and 242,558.16 is: 334,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,508.89 : 616,179.81 = 242,558.16 : x
  2. Step 2: Convert to fraction form
    446,508.89/616,179.81 = 242,558.16/x
  3. Step 3: Cross multiply
    446,508.89x = 616,179.81 × 242,558.16
  4. Step 4: Simplify right side
    446,508.89x = 149,459,440,942.75
  5. Step 5: Solve for x
    x = 149,459,440,942.75/446,508.89
  6. Step 6: Final answer
    x = 334,728.93

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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.