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Finding the Fourth Proportional to 583,064.84, 874,667.33 and 551,178.38

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Solution

The fourth proportional to 583,064.84, 874,667.33 and 551,178.38 is: 826,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,064.84 : 874,667.33 = 551,178.38 : x
  2. Step 2: Convert to fraction form
    583,064.84/874,667.33 = 551,178.38/x
  3. Step 3: Cross multiply
    583,064.84x = 874,667.33 × 551,178.38
  4. Step 4: Simplify right side
    583,064.84x = 482,097,718,992.94
  5. Step 5: Solve for x
    x = 482,097,718,992.94/583,064.84
  6. Step 6: Final answer
    x = 826,833.81

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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.