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Finding the Fourth Proportional to 323,297.04, 485,021.88 and 101,681.04

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Solution

The fourth proportional to 323,297.04, 485,021.88 and 101,681.04 is: 152,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,297.04 : 485,021.88 = 101,681.04 : x
  2. Step 2: Convert to fraction form
    323,297.04/485,021.88 = 101,681.04/x
  3. Step 3: Cross multiply
    323,297.04x = 485,021.88 × 101,681.04
  4. Step 4: Simplify right side
    323,297.04x = 49,317,529,181.16
  5. Step 5: Solve for x
    x = 49,317,529,181.16/323,297.04
  6. Step 6: Final answer
    x = 152,545.56

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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.