Home / 356,041.64-491,342.15-194,893.22

Finding the Fourth Proportional to 356,041.64, 491,342.15 and 194,893.22

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Solution

The fourth proportional to 356,041.64, 491,342.15 and 194,893.22 is: 268,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,041.64 : 491,342.15 = 194,893.22 : x
  2. Step 2: Convert to fraction form
    356,041.64/491,342.15 = 194,893.22/x
  3. Step 3: Cross multiply
    356,041.64x = 491,342.15 × 194,893.22
  4. Step 4: Simplify right side
    356,041.64x = 95,759,255,450.81
  5. Step 5: Solve for x
    x = 95,759,255,450.81/356,041.64
  6. Step 6: Final answer
    x = 268,955.21

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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.