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Finding the Fourth Proportional to 484,683.96, 668,885.94 and 269,837.67

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Solution

The fourth proportional to 484,683.96, 668,885.94 and 269,837.67 is: 372,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,683.96 : 668,885.94 = 269,837.67 : x
  2. Step 2: Convert to fraction form
    484,683.96/668,885.94 = 269,837.67/x
  3. Step 3: Cross multiply
    484,683.96x = 668,885.94 × 269,837.67
  4. Step 4: Simplify right side
    484,683.96x = 180,490,623,545.36
  5. Step 5: Solve for x
    x = 180,490,623,545.36/484,683.96
  6. Step 6: Final answer
    x = 372,388.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.