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Finding the Fourth Proportional to 467,937.43, 701,878.43 and 130,970.61

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Solution

The fourth proportional to 467,937.43, 701,878.43 and 130,970.61 is: 196,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,937.43 : 701,878.43 = 130,970.61 : x
  2. Step 2: Convert to fraction form
    467,937.43/701,878.43 = 130,970.61/x
  3. Step 3: Cross multiply
    467,937.43x = 701,878.43 × 130,970.61
  4. Step 4: Simplify right side
    467,937.43x = 91,925,446,450.37
  5. Step 5: Solve for x
    x = 91,925,446,450.37/467,937.43
  6. Step 6: Final answer
    x = 196,448.16

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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.