Home / 946,833.72-1,306,638.90-538,961.82

Finding the Fourth Proportional to 946,833.72, 1,306,638.90 and 538,961.82

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Solution

The fourth proportional to 946,833.72, 1,306,638.90 and 538,961.82 is: 743,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,833.72 : 1,306,638.90 = 538,961.82 : x
  2. Step 2: Convert to fraction form
    946,833.72/1,306,638.90 = 538,961.82/x
  3. Step 3: Cross multiply
    946,833.72x = 1,306,638.90 × 538,961.82
  4. Step 4: Simplify right side
    946,833.72x = 704,228,479,626.80
  5. Step 5: Solve for x
    x = 704,228,479,626.80/946,833.72
  6. Step 6: Final answer
    x = 743,772.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.