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Finding the Fourth Proportional to 452,762.64, 624,812.04 and 248,826.65

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Solution

The fourth proportional to 452,762.64, 624,812.04 and 248,826.65 is: 343,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,762.64 : 624,812.04 = 248,826.65 : x
  2. Step 2: Convert to fraction form
    452,762.64/624,812.04 = 248,826.65/x
  3. Step 3: Cross multiply
    452,762.64x = 624,812.04 × 248,826.65
  4. Step 4: Simplify right side
    452,762.64x = 155,469,883,668.81
  5. Step 5: Solve for x
    x = 155,469,883,668.81/452,762.64
  6. Step 6: Final answer
    x = 343,380.55

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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.