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Finding the Fourth Proportional to 365,230.10, 547,472.55 and 246,913.40

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Solution

The fourth proportional to 365,230.10, 547,472.55 and 246,913.40 is: 370,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,230.10 : 547,472.55 = 246,913.40 : x
  2. Step 2: Convert to fraction form
    365,230.10/547,472.55 = 246,913.40/x
  3. Step 3: Cross multiply
    365,230.10x = 547,472.55 × 246,913.40
  4. Step 4: Simplify right side
    365,230.10x = 135,178,308,727.17
  5. Step 5: Solve for x
    x = 135,178,308,727.17/365,230.10
  6. Step 6: Final answer
    x = 370,118.20

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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.