Home / 447,943.99-671,512.59-163,435.96

Finding the Fourth Proportional to 447,943.99, 671,512.59 and 163,435.96

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Solution

The fourth proportional to 447,943.99, 671,512.59 and 163,435.96 is: 245,006.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,943.99 : 671,512.59 = 163,435.96 : x
  2. Step 2: Convert to fraction form
    447,943.99/671,512.59 = 163,435.96/x
  3. Step 3: Cross multiply
    447,943.99x = 671,512.59 × 163,435.96
  4. Step 4: Simplify right side
    447,943.99x = 109,749,304,798.74
  5. Step 5: Solve for x
    x = 109,749,304,798.74/447,943.99
  6. Step 6: Final answer
    x = 245,006.76

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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.