Home / 304,788.04-457,203.96-105,105.55

Finding the Fourth Proportional to 304,788.04, 457,203.96 and 105,105.55

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Solution

The fourth proportional to 304,788.04, 457,203.96 and 105,105.55 is: 157,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,788.04 : 457,203.96 = 105,105.55 : x
  2. Step 2: Convert to fraction form
    304,788.04/457,203.96 = 105,105.55/x
  3. Step 3: Cross multiply
    304,788.04x = 457,203.96 × 105,105.55
  4. Step 4: Simplify right side
    304,788.04x = 48,054,673,677.98
  5. Step 5: Solve for x
    x = 48,054,673,677.98/304,788.04
  6. Step 6: Final answer
    x = 157,665.88

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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.