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Finding the Fourth Proportional to 566,879.54, 782,264.22 and 352,014.98

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Solution

The fourth proportional to 566,879.54, 782,264.22 and 352,014.98 is: 485,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,879.54 : 782,264.22 = 352,014.98 : x
  2. Step 2: Convert to fraction form
    566,879.54/782,264.22 = 352,014.98/x
  3. Step 3: Cross multiply
    566,879.54x = 782,264.22 × 352,014.98
  4. Step 4: Simplify right side
    566,879.54x = 275,368,723,758.02
  5. Step 5: Solve for x
    x = 275,368,723,758.02/566,879.54
  6. Step 6: Final answer
    x = 485,762.33

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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.