Home / 987,763.37-1,481,900.71-304,635.13

Finding the Fourth Proportional to 987,763.37, 1,481,900.71 and 304,635.13

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Solution

The fourth proportional to 987,763.37, 1,481,900.71 and 304,635.13 is: 457,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,763.37 : 1,481,900.71 = 304,635.13 : x
  2. Step 2: Convert to fraction form
    987,763.37/1,481,900.71 = 304,635.13/x
  3. Step 3: Cross multiply
    987,763.37x = 1,481,900.71 × 304,635.13
  4. Step 4: Simplify right side
    987,763.37x = 451,439,015,437.94
  5. Step 5: Solve for x
    x = 451,439,015,437.94/987,763.37
  6. Step 6: Final answer
    x = 457,031.54

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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.