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Finding the Fourth Proportional to 446,502, 616,173 and 245,310.96

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Solution

The fourth proportional to 446,502, 616,173 and 245,310.96 is: 338,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,502 : 616,173 = 245,310.96 : x
  2. Step 2: Convert to fraction form
    446,502/616,173 = 245,310.96/x
  3. Step 3: Cross multiply
    446,502x = 616,173 × 245,310.96
  4. Step 4: Simplify right side
    446,502x = 151,153,990,156.08
  5. Step 5: Solve for x
    x = 151,153,990,156.08/446,502
  6. Step 6: Final answer
    x = 338,529.26

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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.