Home / 675,438.30-1,013,027.85-202,139.10

Finding the Fourth Proportional to 675,438.30, 1,013,027.85 and 202,139.10

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Solution

The fourth proportional to 675,438.30, 1,013,027.85 and 202,139.10 is: 303,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,438.30 : 1,013,027.85 = 202,139.10 : x
  2. Step 2: Convert to fraction form
    675,438.30/1,013,027.85 = 202,139.10/x
  3. Step 3: Cross multiply
    675,438.30x = 1,013,027.85 × 202,139.10
  4. Step 4: Simplify right side
    675,438.30x = 204,772,537,873.94
  5. Step 5: Solve for x
    x = 204,772,537,873.94/675,438.30
  6. Step 6: Final answer
    x = 303,169.86

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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.