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Finding the Fourth Proportional to 452,752.50, 624,800.88 and 251,548.50

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Solution

The fourth proportional to 452,752.50, 624,800.88 and 251,548.50 is: 347,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,752.50 : 624,800.88 = 251,548.50 : x
  2. Step 2: Convert to fraction form
    452,752.50/624,800.88 = 251,548.50/x
  3. Step 3: Cross multiply
    452,752.50x = 624,800.88 × 251,548.50
  4. Step 4: Simplify right side
    452,752.50x = 157,167,724,162.68
  5. Step 5: Solve for x
    x = 157,167,724,162.68/452,752.50
  6. Step 6: Final answer
    x = 347,138.28

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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.