Home / 472,905.95-652,604.78-258,049.59

Finding the Fourth Proportional to 472,905.95, 652,604.78 and 258,049.59

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Solution

The fourth proportional to 472,905.95, 652,604.78 and 258,049.59 is: 356,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,905.95 : 652,604.78 = 258,049.59 : x
  2. Step 2: Convert to fraction form
    472,905.95/652,604.78 = 258,049.59/x
  3. Step 3: Cross multiply
    472,905.95x = 652,604.78 × 258,049.59
  4. Step 4: Simplify right side
    472,905.95x = 168,404,394,620.79
  5. Step 5: Solve for x
    x = 168,404,394,620.79/472,905.95
  6. Step 6: Final answer
    x = 356,105.47

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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.