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Finding the Fourth Proportional to 452,772.86, 624,796.32 and 248,819.39

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Solution

The fourth proportional to 452,772.86, 624,796.32 and 248,819.39 is: 343,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,772.86 : 624,796.32 = 248,819.39 : x
  2. Step 2: Convert to fraction form
    452,772.86/624,796.32 = 248,819.39/x
  3. Step 3: Cross multiply
    452,772.86x = 624,796.32 × 248,819.39
  4. Step 4: Simplify right side
    452,772.86x = 155,461,439,216.65
  5. Step 5: Solve for x
    x = 155,461,439,216.65/452,772.86
  6. Step 6: Final answer
    x = 343,354.15

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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.