Home / 939,904.61-1,409,884.25-229,932.42

Finding the Fourth Proportional to 939,904.61, 1,409,884.25 and 229,932.42

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Solution

The fourth proportional to 939,904.61, 1,409,884.25 and 229,932.42 is: 344,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,904.61 : 1,409,884.25 = 229,932.42 : x
  2. Step 2: Convert to fraction form
    939,904.61/1,409,884.25 = 229,932.42/x
  3. Step 3: Cross multiply
    939,904.61x = 1,409,884.25 × 229,932.42
  4. Step 4: Simplify right side
    939,904.61x = 324,178,100,956.31
  5. Step 5: Solve for x
    x = 324,178,100,956.31/939,904.61
  6. Step 6: Final answer
    x = 344,905.32

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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.