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Finding the Fourth Proportional to 294,349.51, 441,589.88 and 107,361.01

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Solution

The fourth proportional to 294,349.51, 441,589.88 and 107,361.01 is: 161,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,349.51 : 441,589.88 = 107,361.01 : x
  2. Step 2: Convert to fraction form
    294,349.51/441,589.88 = 107,361.01/x
  3. Step 3: Cross multiply
    294,349.51x = 441,589.88 × 107,361.01
  4. Step 4: Simplify right side
    294,349.51x = 47,409,535,522.58
  5. Step 5: Solve for x
    x = 47,409,535,522.58/294,349.51
  6. Step 6: Final answer
    x = 161,065.45

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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.