Home / 304,627.49-457,081.22-115,153.65

Finding the Fourth Proportional to 304,627.49, 457,081.22 and 115,153.65

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Solution

The fourth proportional to 304,627.49, 457,081.22 and 115,153.65 is: 172,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,627.49 : 457,081.22 = 115,153.65 : x
  2. Step 2: Convert to fraction form
    304,627.49/457,081.22 = 115,153.65/x
  3. Step 3: Cross multiply
    304,627.49x = 457,081.22 × 115,153.65
  4. Step 4: Simplify right side
    304,627.49x = 52,634,570,253.68
  5. Step 5: Solve for x
    x = 52,634,570,253.68/304,627.49
  6. Step 6: Final answer
    x = 172,783.39

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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.