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Finding the Fourth Proportional to 601,717.92, 902,569.98 and 146,311.73

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Solution

The fourth proportional to 601,717.92, 902,569.98 and 146,311.73 is: 219,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,717.92 : 902,569.98 = 146,311.73 : x
  2. Step 2: Convert to fraction form
    601,717.92/902,569.98 = 146,311.73/x
  3. Step 3: Cross multiply
    601,717.92x = 902,569.98 × 146,311.73
  4. Step 4: Simplify right side
    601,717.92x = 132,056,574,640.32
  5. Step 5: Solve for x
    x = 132,056,574,640.32/601,717.92
  6. Step 6: Final answer
    x = 219,465.92

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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.