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Finding the Fourth Proportional to 295,641.64, 408,017.88 and 168,296.68

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Solution

The fourth proportional to 295,641.64, 408,017.88 and 168,296.68 is: 232,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,641.64 : 408,017.88 = 168,296.68 : x
  2. Step 2: Convert to fraction form
    295,641.64/408,017.88 = 168,296.68/x
  3. Step 3: Cross multiply
    295,641.64x = 408,017.88 × 168,296.68
  4. Step 4: Simplify right side
    295,641.64x = 68,668,054,584.64
  5. Step 5: Solve for x
    x = 68,668,054,584.64/295,641.64
  6. Step 6: Final answer
    x = 232,267.87

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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.