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Finding the Fourth Proportional to 452,220.84, 624,033.54 and 251,001

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Solution

The fourth proportional to 452,220.84, 624,033.54 and 251,001 is: 346,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,220.84 : 624,033.54 = 251,001 : x
  2. Step 2: Convert to fraction form
    452,220.84/624,033.54 = 251,001/x
  3. Step 3: Cross multiply
    452,220.84x = 624,033.54 × 251,001
  4. Step 4: Simplify right side
    452,220.84x = 156,633,042,573.54
  5. Step 5: Solve for x
    x = 156,633,042,573.54/452,220.84
  6. Step 6: Final answer
    x = 346,364.05

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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.