Home / 331,618.19-457,503.19-204,072.35

Finding the Fourth Proportional to 331,618.19, 457,503.19 and 204,072.35

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Solution

The fourth proportional to 331,618.19, 457,503.19 and 204,072.35 is: 281,539.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,618.19 : 457,503.19 = 204,072.35 : x
  2. Step 2: Convert to fraction form
    331,618.19/457,503.19 = 204,072.35/x
  3. Step 3: Cross multiply
    331,618.19x = 457,503.19 × 204,072.35
  4. Step 4: Simplify right side
    331,618.19x = 93,363,748,318.10
  5. Step 5: Solve for x
    x = 93,363,748,318.10/331,618.19
  6. Step 6: Final answer
    x = 281,539.89

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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.