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Finding the Fourth Proportional to 416,160.90, 623,813.67 and 179,303.94

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Solution

The fourth proportional to 416,160.90, 623,813.67 and 179,303.94 is: 268,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,160.90 : 623,813.67 = 179,303.94 : x
  2. Step 2: Convert to fraction form
    416,160.90/623,813.67 = 179,303.94/x
  3. Step 3: Cross multiply
    416,160.90x = 623,813.67 × 179,303.94
  4. Step 4: Simplify right side
    416,160.90x = 111,852,248,856.86
  5. Step 5: Solve for x
    x = 111,852,248,856.86/416,160.90
  6. Step 6: Final answer
    x = 268,771.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.