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Finding the Fourth Proportional to 573,918.53, 859,696.47 and 336,689.15

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Solution

The fourth proportional to 573,918.53, 859,696.47 and 336,689.15 is: 504,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,918.53 : 859,696.47 = 336,689.15 : x
  2. Step 2: Convert to fraction form
    573,918.53/859,696.47 = 336,689.15/x
  3. Step 3: Cross multiply
    573,918.53x = 859,696.47 × 336,689.15
  4. Step 4: Simplify right side
    573,918.53x = 289,450,469,443.82
  5. Step 5: Solve for x
    x = 289,450,469,443.82/573,918.53
  6. Step 6: Final answer
    x = 504,340.70

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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.