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Finding the Fourth Proportional to 353,502.53, 530,336.84 and 116,845.22

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Solution

The fourth proportional to 353,502.53, 530,336.84 and 116,845.22 is: 175,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,502.53 : 530,336.84 = 116,845.22 : x
  2. Step 2: Convert to fraction form
    353,502.53/530,336.84 = 116,845.22/x
  3. Step 3: Cross multiply
    353,502.53x = 530,336.84 × 116,845.22
  4. Step 4: Simplify right side
    353,502.53x = 61,967,321,507.99
  5. Step 5: Solve for x
    x = 61,967,321,507.99/353,502.53
  6. Step 6: Final answer
    x = 175,295.27

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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.