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Finding the Fourth Proportional to 448,606.80, 619,078.08 and 244,658.16

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Solution

The fourth proportional to 448,606.80, 619,078.08 and 244,658.16 is: 337,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,606.80 : 619,078.08 = 244,658.16 : x
  2. Step 2: Convert to fraction form
    448,606.80/619,078.08 = 244,658.16/x
  3. Step 3: Cross multiply
    448,606.80x = 619,078.08 × 244,658.16
  4. Step 4: Simplify right side
    448,606.80x = 151,462,503,949.13
  5. Step 5: Solve for x
    x = 151,462,503,949.13/448,606.80
  6. Step 6: Final answer
    x = 337,628.64

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1.5x scale

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.