Home / 447,576.89-671,634.84-163,292.41

Finding the Fourth Proportional to 447,576.89, 671,634.84 and 163,292.41

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Solution

The fourth proportional to 447,576.89, 671,634.84 and 163,292.41 is: 245,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,576.89 : 671,634.84 = 163,292.41 : x
  2. Step 2: Convert to fraction form
    447,576.89/671,634.84 = 163,292.41/x
  3. Step 3: Cross multiply
    447,576.89x = 671,634.84 × 163,292.41
  4. Step 4: Simplify right side
    447,576.89x = 109,672,868,418.99
  5. Step 5: Solve for x
    x = 109,672,868,418.99/447,576.89
  6. Step 6: Final answer
    x = 245,036.93

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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.