Home / 939,826.96-1,409,728.28-229,860.88

Finding the Fourth Proportional to 939,826.96, 1,409,728.28 and 229,860.88

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Solution

The fourth proportional to 939,826.96, 1,409,728.28 and 229,860.88 is: 344,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,826.96 : 1,409,728.28 = 229,860.88 : x
  2. Step 2: Convert to fraction form
    939,826.96/1,409,728.28 = 229,860.88/x
  3. Step 3: Cross multiply
    939,826.96x = 1,409,728.28 × 229,860.88
  4. Step 4: Simplify right side
    939,826.96x = 324,041,383,001.69
  5. Step 5: Solve for x
    x = 324,041,383,001.69/939,826.96
  6. Step 6: Final answer
    x = 344,788.35

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1.5x scale

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.