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Finding the Fourth Proportional to 452,185.50, 624,018.42 and 282,518.04

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Solution

The fourth proportional to 452,185.50, 624,018.42 and 282,518.04 is: 389,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,185.50 : 624,018.42 = 282,518.04 : x
  2. Step 2: Convert to fraction form
    452,185.50/624,018.42 = 282,518.04/x
  3. Step 3: Cross multiply
    452,185.50x = 624,018.42 × 282,518.04
  4. Step 4: Simplify right side
    452,185.50x = 176,296,460,942.30
  5. Step 5: Solve for x
    x = 176,296,460,942.30/452,185.50
  6. Step 6: Final answer
    x = 389,876.41

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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.