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Finding the Fourth Proportional to 336,382.74, 504,075.83 and 276,834.11

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Solution

The fourth proportional to 336,382.74, 504,075.83 and 276,834.11 is: 414,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,382.74 : 504,075.83 = 276,834.11 : x
  2. Step 2: Convert to fraction form
    336,382.74/504,075.83 = 276,834.11/x
  3. Step 3: Cross multiply
    336,382.74x = 504,075.83 × 276,834.11
  4. Step 4: Simplify right side
    336,382.74x = 139,545,379,866.01
  5. Step 5: Solve for x
    x = 139,545,379,866.01/336,382.74
  6. Step 6: Final answer
    x = 414,841.08

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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.