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Finding the Fourth Proportional to 562,728, 844,299.36 and 296,477.76

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Solution

The fourth proportional to 562,728, 844,299.36 and 296,477.76 is: 444,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,728 : 844,299.36 = 296,477.76 : x
  2. Step 2: Convert to fraction form
    562,728/844,299.36 = 296,477.76/x
  3. Step 3: Cross multiply
    562,728x = 844,299.36 × 296,477.76
  4. Step 4: Simplify right side
    562,728x = 250,315,983,022.23
  5. Step 5: Solve for x
    x = 250,315,983,022.23/562,728
  6. Step 6: Final answer
    x = 444,825.89

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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.