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Finding the Fourth Proportional to 296,091.90, 408,617.46 and 168,746.94

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Solution

The fourth proportional to 296,091.90, 408,617.46 and 168,746.94 is: 232,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,091.90 : 408,617.46 = 168,746.94 : x
  2. Step 2: Convert to fraction form
    296,091.90/408,617.46 = 168,746.94/x
  3. Step 3: Cross multiply
    296,091.90x = 408,617.46 × 168,746.94
  4. Step 4: Simplify right side
    296,091.90x = 68,952,946,005.57
  5. Step 5: Solve for x
    x = 68,952,946,005.57/296,091.90
  6. Step 6: Final answer
    x = 232,876.84

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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.