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Finding the Fourth Proportional to 367,954.08, 507,818.70 and 204,626.86

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Solution

The fourth proportional to 367,954.08, 507,818.70 and 204,626.86 is: 282,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,954.08 : 507,818.70 = 204,626.86 : x
  2. Step 2: Convert to fraction form
    367,954.08/507,818.70 = 204,626.86/x
  3. Step 3: Cross multiply
    367,954.08x = 507,818.70 × 204,626.86
  4. Step 4: Simplify right side
    367,954.08x = 103,913,342,468.05
  5. Step 5: Solve for x
    x = 103,913,342,468.05/367,954.08
  6. Step 6: Final answer
    x = 282,408.45

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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.