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Finding the Fourth Proportional to 573,599.88, 860,186.05 and 168,683.72

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Solution

The fourth proportional to 573,599.88, 860,186.05 and 168,683.72 is: 252,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,599.88 : 860,186.05 = 168,683.72 : x
  2. Step 2: Convert to fraction form
    573,599.88/860,186.05 = 168,683.72/x
  3. Step 3: Cross multiply
    573,599.88x = 860,186.05 × 168,683.72
  4. Step 4: Simplify right side
    573,599.88x = 145,099,378,083.47
  5. Step 5: Solve for x
    x = 145,099,378,083.47/573,599.88
  6. Step 6: Final answer
    x = 252,962.71

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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.