Home / 1,050,939.92-1,576,631.28-340,912.52

Finding the Fourth Proportional to 1,050,939.92, 1,576,631.28 and 340,912.52

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Solution

The fourth proportional to 1,050,939.92, 1,576,631.28 and 340,912.52 is: 511,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,939.92 : 1,576,631.28 = 340,912.52 : x
  2. Step 2: Convert to fraction form
    1,050,939.92/1,576,631.28 = 340,912.52/x
  3. Step 3: Cross multiply
    1,050,939.92x = 1,576,631.28 × 340,912.52
  4. Step 4: Simplify right side
    1,050,939.92x = 537,493,342,775.63
  5. Step 5: Solve for x
    x = 537,493,342,775.63/1,050,939.92
  6. Step 6: Final answer
    x = 511,440.60

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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.