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Finding the Fourth Proportional to 295,702.96, 408,073.98 and 168,379.06

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Solution

The fourth proportional to 295,702.96, 408,073.98 and 168,379.06 is: 232,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,702.96 : 408,073.98 = 168,379.06 : x
  2. Step 2: Convert to fraction form
    295,702.96/408,073.98 = 168,379.06/x
  3. Step 3: Cross multiply
    295,702.96x = 408,073.98 × 168,379.06
  4. Step 4: Simplify right side
    295,702.96x = 68,711,113,162.86
  5. Step 5: Solve for x
    x = 68,711,113,162.86/295,702.96
  6. Step 6: Final answer
    x = 232,365.32

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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.