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Finding the Fourth Proportional to 382,280.55, 573,042.05 and 179,513.67

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Solution

The fourth proportional to 382,280.55, 573,042.05 and 179,513.67 is: 269,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,280.55 : 573,042.05 = 179,513.67 : x
  2. Step 2: Convert to fraction form
    382,280.55/573,042.05 = 179,513.67/x
  3. Step 3: Cross multiply
    382,280.55x = 573,042.05 × 179,513.67
  4. Step 4: Simplify right side
    382,280.55x = 102,868,881,459.82
  5. Step 5: Solve for x
    x = 102,868,881,459.82/382,280.55
  6. Step 6: Final answer
    x = 269,092.64

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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.