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Finding the Fourth Proportional to 352,506.96, 528,833.70 and 160,289.82

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Solution

The fourth proportional to 352,506.96, 528,833.70 and 160,289.82 is: 240,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,506.96 : 528,833.70 = 160,289.82 : x
  2. Step 2: Convert to fraction form
    352,506.96/528,833.70 = 160,289.82/x
  3. Step 3: Cross multiply
    352,506.96x = 528,833.70 × 160,289.82
  4. Step 4: Simplify right side
    352,506.96x = 84,766,658,582.93
  5. Step 5: Solve for x
    x = 84,766,658,582.93/352,506.96
  6. Step 6: Final answer
    x = 240,468.04

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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.