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Finding the Fourth Proportional to 446,315.54, 615,644.97 and 264,907.94

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Solution

The fourth proportional to 446,315.54, 615,644.97 and 264,907.94 is: 365,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,315.54 : 615,644.97 = 264,907.94 : x
  2. Step 2: Convert to fraction form
    446,315.54/615,644.97 = 264,907.94/x
  3. Step 3: Cross multiply
    446,315.54x = 615,644.97 × 264,907.94
  4. Step 4: Simplify right side
    446,315.54x = 163,089,240,774.06
  5. Step 5: Solve for x
    x = 163,089,240,774.06/446,315.54
  6. Step 6: Final answer
    x = 365,412.42

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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.