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Finding the Fourth Proportional to 446,242, 615,751.99 and 262,488.89

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Solution

The fourth proportional to 446,242, 615,751.99 and 262,488.89 is: 362,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,242 : 615,751.99 = 262,488.89 : x
  2. Step 2: Convert to fraction form
    446,242/615,751.99 = 262,488.89/x
  3. Step 3: Cross multiply
    446,242x = 615,751.99 × 262,488.89
  4. Step 4: Simplify right side
    446,242x = 161,628,056,370.39
  5. Step 5: Solve for x
    x = 161,628,056,370.39/446,242
  6. Step 6: Final answer
    x = 362,198.22

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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.