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Finding the Fourth Proportional to 566,874.90, 782,257.84 and 352,010.35

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Solution

The fourth proportional to 566,874.90, 782,257.84 and 352,010.35 is: 485,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,874.90 : 782,257.84 = 352,010.35 : x
  2. Step 2: Convert to fraction form
    566,874.90/782,257.84 = 352,010.35/x
  3. Step 3: Cross multiply
    566,874.90x = 782,257.84 × 352,010.35
  4. Step 4: Simplify right side
    566,874.90x = 275,362,856,146.44
  5. Step 5: Solve for x
    x = 275,362,856,146.44/566,874.90
  6. Step 6: Final answer
    x = 485,755.95

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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.