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Finding the Fourth Proportional to 566,736, 782,065.28 and 325,006.80

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Solution

The fourth proportional to 566,736, 782,065.28 and 325,006.80 is: 448,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,736 : 782,065.28 = 325,006.80 : x
  2. Step 2: Convert to fraction form
    566,736/782,065.28 = 325,006.80/x
  3. Step 3: Cross multiply
    566,736x = 782,065.28 × 325,006.80
  4. Step 4: Simplify right side
    566,736x = 254,176,534,043.90
  5. Step 5: Solve for x
    x = 254,176,534,043.90/566,736
  6. Step 6: Final answer
    x = 448,491.95

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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.