Home / 304,914.35-457,444.20-105,236.48

Finding the Fourth Proportional to 304,914.35, 457,444.20 and 105,236.48

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Solution

The fourth proportional to 304,914.35, 457,444.20 and 105,236.48 is: 157,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,914.35 : 457,444.20 = 105,236.48 : x
  2. Step 2: Convert to fraction form
    304,914.35/457,444.20 = 105,236.48/x
  3. Step 3: Cross multiply
    304,914.35x = 457,444.20 × 105,236.48
  4. Step 4: Simplify right side
    304,914.35x = 48,139,817,404.42
  5. Step 5: Solve for x
    x = 48,139,817,404.42/304,914.35
  6. Step 6: Final answer
    x = 157,879.80

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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.