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Finding the Fourth Proportional to 446,438, 616,084.44 and 245,234

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Solution

The fourth proportional to 446,438, 616,084.44 and 245,234 is: 338,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,438 : 616,084.44 = 245,234 : x
  2. Step 2: Convert to fraction form
    446,438/616,084.44 = 245,234/x
  3. Step 3: Cross multiply
    446,438x = 616,084.44 × 245,234
  4. Step 4: Simplify right side
    446,438x = 151,084,851,558.96
  5. Step 5: Solve for x
    x = 151,084,851,558.96/446,438
  6. Step 6: Final answer
    x = 338,422.92

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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.