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Finding the Fourth Proportional to 446,501, 616,171.62 and 245,309.96

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Solution

The fourth proportional to 446,501, 616,171.62 and 245,309.96 is: 338,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,501 : 616,171.62 = 245,309.96 : x
  2. Step 2: Convert to fraction form
    446,501/616,171.62 = 245,309.96/x
  3. Step 3: Cross multiply
    446,501x = 616,171.62 × 245,309.96
  4. Step 4: Simplify right side
    446,501x = 151,153,035,455.34
  5. Step 5: Solve for x
    x = 151,153,035,455.34/446,501
  6. Step 6: Final answer
    x = 338,527.88

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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.