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Finding the Fourth Proportional to 447,762.28, 617,829.85 and 264,058.48

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Solution

The fourth proportional to 447,762.28, 617,829.85 and 264,058.48 is: 364,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,762.28 : 617,829.85 = 264,058.48 : x
  2. Step 2: Convert to fraction form
    447,762.28/617,829.85 = 264,058.48/x
  3. Step 3: Cross multiply
    447,762.28x = 617,829.85 × 264,058.48
  4. Step 4: Simplify right side
    447,762.28x = 163,143,208,884.91
  5. Step 5: Solve for x
    x = 163,143,208,884.91/447,762.28
  6. Step 6: Final answer
    x = 364,352.28

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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.