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Finding the Fourth Proportional to 366,964.55, 550,446.83 and 310,977.35

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Solution

The fourth proportional to 366,964.55, 550,446.83 and 310,977.35 is: 466,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,964.55 : 550,446.83 = 310,977.35 : x
  2. Step 2: Convert to fraction form
    366,964.55/550,446.83 = 310,977.35/x
  3. Step 3: Cross multiply
    366,964.55x = 550,446.83 × 310,977.35
  4. Step 4: Simplify right side
    366,964.55x = 171,176,496,509.30
  5. Step 5: Solve for x
    x = 171,176,496,509.30/366,964.55
  6. Step 6: Final answer
    x = 466,466.03

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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.