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Finding the Fourth Proportional to 484,855.04, 669,098.08 and 269,997.60

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Solution

The fourth proportional to 484,855.04, 669,098.08 and 269,997.60 is: 372,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,855.04 : 669,098.08 = 269,997.60 : x
  2. Step 2: Convert to fraction form
    484,855.04/669,098.08 = 269,997.60/x
  3. Step 3: Cross multiply
    484,855.04x = 669,098.08 × 269,997.60
  4. Step 4: Simplify right side
    484,855.04x = 180,654,875,764.61
  5. Step 5: Solve for x
    x = 180,654,875,764.61/484,855.04
  6. Step 6: Final answer
    x = 372,595.64

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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.