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Finding the Fourth Proportional to 347,792.40, 522,466.20 and 333,622.80

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Solution

The fourth proportional to 347,792.40, 522,466.20 and 333,622.80 is: 501,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,792.40 : 522,466.20 = 333,622.80 : x
  2. Step 2: Convert to fraction form
    347,792.40/522,466.20 = 333,622.80/x
  3. Step 3: Cross multiply
    347,792.40x = 522,466.20 × 333,622.80
  4. Step 4: Simplify right side
    347,792.40x = 174,306,636,549.36
  5. Step 5: Solve for x
    x = 174,306,636,549.36/347,792.40
  6. Step 6: Final answer
    x = 501,180.12

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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.