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Finding the Fourth Proportional to 382,887.54, 573,976.32 and 169,541.82

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Solution

The fourth proportional to 382,887.54, 573,976.32 and 169,541.82 is: 254,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,887.54 : 573,976.32 = 169,541.82 : x
  2. Step 2: Convert to fraction form
    382,887.54/573,976.32 = 169,541.82/x
  3. Step 3: Cross multiply
    382,887.54x = 573,976.32 × 169,541.82
  4. Step 4: Simplify right side
    382,887.54x = 97,312,989,929.70
  5. Step 5: Solve for x
    x = 97,312,989,929.70/382,887.54
  6. Step 6: Final answer
    x = 254,155.54

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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.