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Finding the Fourth Proportional to 602,523.63, 831,512.79 and 344,413.89

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Solution

The fourth proportional to 602,523.63, 831,512.79 and 344,413.89 is: 475,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,523.63 : 831,512.79 = 344,413.89 : x
  2. Step 2: Convert to fraction form
    602,523.63/831,512.79 = 344,413.89/x
  3. Step 3: Cross multiply
    602,523.63x = 831,512.79 × 344,413.89
  4. Step 4: Simplify right side
    602,523.63x = 286,384,554,588.65
  5. Step 5: Solve for x
    x = 286,384,554,588.65/602,523.63
  6. Step 6: Final answer
    x = 475,308.42

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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.