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Finding the Fourth Proportional to 482,737.60, 724,203.60 and 404,394.40

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Solution

The fourth proportional to 482,737.60, 724,203.60 and 404,394.40 is: 606,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,737.60 : 724,203.60 = 404,394.40 : x
  2. Step 2: Convert to fraction form
    482,737.60/724,203.60 = 404,394.40/x
  3. Step 3: Cross multiply
    482,737.60x = 724,203.60 × 404,394.40
  4. Step 4: Simplify right side
    482,737.60x = 292,863,880,299.84
  5. Step 5: Solve for x
    x = 292,863,880,299.84/482,737.60
  6. Step 6: Final answer
    x = 606,673.03

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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.