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Finding the Fourth Proportional to 602,465.45, 903,067.64 and 202,968.17

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Solution

The fourth proportional to 602,465.45, 903,067.64 and 202,968.17 is: 304,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,465.45 : 903,067.64 = 202,968.17 : x
  2. Step 2: Convert to fraction form
    602,465.45/903,067.64 = 202,968.17/x
  3. Step 3: Cross multiply
    602,465.45x = 903,067.64 × 202,968.17
  4. Step 4: Simplify right side
    602,465.45x = 183,293,985,262.18
  5. Step 5: Solve for x
    x = 183,293,985,262.18/602,465.45
  6. Step 6: Final answer
    x = 304,239.83

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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.