Home / 500,846.64-691,033.87-285,943.92

Finding the Fourth Proportional to 500,846.64, 691,033.87 and 285,943.92

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Solution

The fourth proportional to 500,846.64, 691,033.87 and 285,943.92 is: 394,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,846.64 : 691,033.87 = 285,943.92 : x
  2. Step 2: Convert to fraction form
    500,846.64/691,033.87 = 285,943.92/x
  3. Step 3: Cross multiply
    500,846.64x = 691,033.87 × 285,943.92
  4. Step 4: Simplify right side
    500,846.64x = 197,596,929,798.19
  5. Step 5: Solve for x
    x = 197,596,929,798.19/500,846.64
  6. Step 6: Final answer
    x = 394,525.82

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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.