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Finding the Fourth Proportional to 452,455.94, 624,396.74 and 248,525.72

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Solution

The fourth proportional to 452,455.94, 624,396.74 and 248,525.72 is: 342,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,455.94 : 624,396.74 = 248,525.72 : x
  2. Step 2: Convert to fraction form
    452,455.94/624,396.74 = 248,525.72/x
  3. Step 3: Cross multiply
    452,455.94x = 624,396.74 × 248,525.72
  4. Step 4: Simplify right side
    452,455.94x = 155,178,647,351.03
  5. Step 5: Solve for x
    x = 155,178,647,351.03/452,455.94
  6. Step 6: Final answer
    x = 342,969.63

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1.5x scale

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.