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Finding the Fourth Proportional to 522,344.84, 783,495.36 and 167,351

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Solution

The fourth proportional to 522,344.84, 783,495.36 and 167,351 is: 251,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,344.84 : 783,495.36 = 167,351 : x
  2. Step 2: Convert to fraction form
    522,344.84/783,495.36 = 167,351/x
  3. Step 3: Cross multiply
    522,344.84x = 783,495.36 × 167,351
  4. Step 4: Simplify right side
    522,344.84x = 131,118,731,991.36
  5. Step 5: Solve for x
    x = 131,118,731,991.36/522,344.84
  6. Step 6: Final answer
    x = 251,019.48

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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.