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Finding the Fourth Proportional to 573,579.52, 859,185.60 and 336,201.28

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Solution

The fourth proportional to 573,579.52, 859,185.60 and 336,201.28 is: 503,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,579.52 : 859,185.60 = 336,201.28 : x
  2. Step 2: Convert to fraction form
    573,579.52/859,185.60 = 336,201.28/x
  3. Step 3: Cross multiply
    573,579.52x = 859,185.60 × 336,201.28
  4. Step 4: Simplify right side
    573,579.52x = 288,859,298,477.57
  5. Step 5: Solve for x
    x = 288,859,298,477.57/573,579.52
  6. Step 6: Final answer
    x = 503,608.11

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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.