Home / 1,049,900.67-1,575,101.30-339,928.92

Finding the Fourth Proportional to 1,049,900.67, 1,575,101.30 and 339,928.92

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Solution

The fourth proportional to 1,049,900.67, 1,575,101.30 and 339,928.92 is: 509,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,900.67 : 1,575,101.30 = 339,928.92 : x
  2. Step 2: Convert to fraction form
    1,049,900.67/1,575,101.30 = 339,928.92/x
  3. Step 3: Cross multiply
    1,049,900.67x = 1,575,101.30 × 339,928.92
  4. Step 4: Simplify right side
    1,049,900.67x = 535,422,482,099.95
  5. Step 5: Solve for x
    x = 535,422,482,099.95/1,049,900.67
  6. Step 6: Final answer
    x = 509,974.42

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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.