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Finding the Fourth Proportional to 366,230.38, 547,828.98 and 343,835.50

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Solution

The fourth proportional to 366,230.38, 547,828.98 and 343,835.50 is: 514,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,230.38 : 547,828.98 = 343,835.50 : x
  2. Step 2: Convert to fraction form
    366,230.38/547,828.98 = 343,835.50/x
  3. Step 3: Cross multiply
    366,230.38x = 547,828.98 × 343,835.50
  4. Step 4: Simplify right side
    366,230.38x = 188,363,051,252.79
  5. Step 5: Solve for x
    x = 188,363,051,252.79/366,230.38
  6. Step 6: Final answer
    x = 514,329.40

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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.