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Finding the Fourth Proportional to 352,898.39, 529,049.94 and 153,068.25

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Solution

The fourth proportional to 352,898.39, 529,049.94 and 153,068.25 is: 229,473.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,898.39 : 529,049.94 = 153,068.25 : x
  2. Step 2: Convert to fraction form
    352,898.39/529,049.94 = 153,068.25/x
  3. Step 3: Cross multiply
    352,898.39x = 529,049.94 × 153,068.25
  4. Step 4: Simplify right side
    352,898.39x = 80,980,745,067.81
  5. Step 5: Solve for x
    x = 80,980,745,067.81/352,898.39
  6. Step 6: Final answer
    x = 229,473.27

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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.