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Finding the Fourth Proportional to 443,908.08, 665,087.04 and 369,506.52

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Solution

The fourth proportional to 443,908.08, 665,087.04 and 369,506.52 is: 553,614.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,908.08 : 665,087.04 = 369,506.52 : x
  2. Step 2: Convert to fraction form
    443,908.08/665,087.04 = 369,506.52/x
  3. Step 3: Cross multiply
    443,908.08x = 665,087.04 × 369,506.52
  4. Step 4: Simplify right side
    443,908.08x = 245,753,997,647.50
  5. Step 5: Solve for x
    x = 245,753,997,647.50/443,908.08
  6. Step 6: Final answer
    x = 553,614.61

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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.