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Finding the Fourth Proportional to 356,841.88, 492,448.58 and 195,687.32

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Solution

The fourth proportional to 356,841.88, 492,448.58 and 195,687.32 is: 270,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,841.88 : 492,448.58 = 195,687.32 : x
  2. Step 2: Convert to fraction form
    356,841.88/492,448.58 = 195,687.32/x
  3. Step 3: Cross multiply
    356,841.88x = 492,448.58 × 195,687.32
  4. Step 4: Simplify right side
    356,841.88x = 96,365,942,858.01
  5. Step 5: Solve for x
    x = 96,365,942,858.01/356,841.88
  6. Step 6: Final answer
    x = 270,052.22

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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.