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Finding the Fourth Proportional to 577,694.91, 796,950.33 and 373,811.65

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Solution

The fourth proportional to 577,694.91, 796,950.33 and 373,811.65 is: 515,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,694.91 : 796,950.33 = 373,811.65 : x
  2. Step 2: Convert to fraction form
    577,694.91/796,950.33 = 373,811.65/x
  3. Step 3: Cross multiply
    577,694.91x = 796,950.33 × 373,811.65
  4. Step 4: Simplify right side
    577,694.91x = 297,909,313,840.59
  5. Step 5: Solve for x
    x = 297,909,313,840.59/577,694.91
  6. Step 6: Final answer
    x = 515,686.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.