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Finding the Fourth Proportional to 796,605.40, 1,194,907 and 369,907.90

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Solution

The fourth proportional to 796,605.40, 1,194,907 and 369,907.90 is: 554,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,605.40 : 1,194,907 = 369,907.90 : x
  2. Step 2: Convert to fraction form
    796,605.40/1,194,907 = 369,907.90/x
  3. Step 3: Cross multiply
    796,605.40x = 1,194,907 × 369,907.90
  4. Step 4: Simplify right side
    796,605.40x = 442,005,539,065.30
  5. Step 5: Solve for x
    x = 442,005,539,065.30/796,605.40
  6. Step 6: Final answer
    x = 554,861.34

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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.