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Finding the Fourth Proportional to 602,289.25, 903,538.44 and 202,933.48

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Solution

The fourth proportional to 602,289.25, 903,538.44 and 202,933.48 is: 304,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,289.25 : 903,538.44 = 202,933.48 : x
  2. Step 2: Convert to fraction form
    602,289.25/903,538.44 = 202,933.48/x
  3. Step 3: Cross multiply
    602,289.25x = 903,538.44 × 202,933.48
  4. Step 4: Simplify right side
    602,289.25x = 183,358,199,942.97
  5. Step 5: Solve for x
    x = 183,358,199,942.97/602,289.25
  6. Step 6: Final answer
    x = 304,435.45

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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.