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Finding the Fourth Proportional to 352,527.48, 528,266.16 and 194,801.04

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Solution

The fourth proportional to 352,527.48, 528,266.16 and 194,801.04 is: 291,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,527.48 : 528,266.16 = 194,801.04 : x
  2. Step 2: Convert to fraction form
    352,527.48/528,266.16 = 194,801.04/x
  3. Step 3: Cross multiply
    352,527.48x = 528,266.16 × 194,801.04
  4. Step 4: Simplify right side
    352,527.48x = 102,906,797,364.81
  5. Step 5: Solve for x
    x = 102,906,797,364.81/352,527.48
  6. Step 6: Final answer
    x = 291,911.42

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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.