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Finding the Fourth Proportional to 452,708.26, 624,309.16 and 297,385.33

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Solution

The fourth proportional to 452,708.26, 624,309.16 and 297,385.33 is: 410,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,708.26 : 624,309.16 = 297,385.33 : x
  2. Step 2: Convert to fraction form
    452,708.26/624,309.16 = 297,385.33/x
  3. Step 3: Cross multiply
    452,708.26x = 624,309.16 × 297,385.33
  4. Step 4: Simplify right side
    452,708.26x = 185,660,382,447.08
  5. Step 5: Solve for x
    x = 185,660,382,447.08/452,708.26
  6. Step 6: Final answer
    x = 410,110.44

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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.