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Finding the Fourth Proportional to 343,464, 473,819.04 and 242,917.44

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Solution

The fourth proportional to 343,464, 473,819.04 and 242,917.44 is: 335,112.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,464 : 473,819.04 = 242,917.44 : x
  2. Step 2: Convert to fraction form
    343,464/473,819.04 = 242,917.44/x
  3. Step 3: Cross multiply
    343,464x = 473,819.04 × 242,917.44
  4. Step 4: Simplify right side
    343,464x = 115,098,908,220.06
  5. Step 5: Solve for x
    x = 115,098,908,220.06/343,464
  6. Step 6: Final answer
    x = 335,112.00

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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.