Home / 946,010.40-1,418,578.20-413,257.20

Finding the Fourth Proportional to 946,010.40, 1,418,578.20 and 413,257.20

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Solution

The fourth proportional to 946,010.40, 1,418,578.20 and 413,257.20 is: 619,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,010.40 : 1,418,578.20 = 413,257.20 : x
  2. Step 2: Convert to fraction form
    946,010.40/1,418,578.20 = 413,257.20/x
  3. Step 3: Cross multiply
    946,010.40x = 1,418,578.20 × 413,257.20
  4. Step 4: Simplify right side
    946,010.40x = 586,237,654,913.04
  5. Step 5: Solve for x
    x = 586,237,654,913.04/946,010.40
  6. Step 6: Final answer
    x = 619,694.73

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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.