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Finding the Fourth Proportional to 365,895.81, 548,133.55 and 269,658.23

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Solution

The fourth proportional to 365,895.81, 548,133.55 and 269,658.23 is: 403,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,895.81 : 548,133.55 = 269,658.23 : x
  2. Step 2: Convert to fraction form
    365,895.81/548,133.55 = 269,658.23/x
  3. Step 3: Cross multiply
    365,895.81x = 548,133.55 × 269,658.23
  4. Step 4: Simplify right side
    365,895.81x = 147,808,719,481.80
  5. Step 5: Solve for x
    x = 147,808,719,481.80/365,895.81
  6. Step 6: Final answer
    x = 403,963.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.