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Finding the Fourth Proportional to 452,682.45, 624,698.69 and 248,735.52

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Solution

The fourth proportional to 452,682.45, 624,698.69 and 248,735.52 is: 343,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,682.45 : 624,698.69 = 248,735.52 : x
  2. Step 2: Convert to fraction form
    452,682.45/624,698.69 = 248,735.52/x
  3. Step 3: Cross multiply
    452,682.45x = 624,698.69 × 248,735.52
  4. Step 4: Simplify right side
    452,682.45x = 155,384,752,256.79
  5. Step 5: Solve for x
    x = 155,384,752,256.79/452,682.45
  6. Step 6: Final answer
    x = 343,253.32

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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.