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Finding the Fourth Proportional to 602,717.82, 904,371.75 and 242,873.70

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Solution

The fourth proportional to 602,717.82, 904,371.75 and 242,873.70 is: 364,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,717.82 : 904,371.75 = 242,873.70 : x
  2. Step 2: Convert to fraction form
    602,717.82/904,371.75 = 242,873.70/x
  3. Step 3: Cross multiply
    602,717.82x = 904,371.75 × 242,873.70
  4. Step 4: Simplify right side
    602,717.82x = 219,648,113,097.98
  5. Step 5: Solve for x
    x = 219,648,113,097.98/602,717.82
  6. Step 6: Final answer
    x = 364,429.43

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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.