Home / 946,815.53-1,306,606.91-538,917.39

Finding the Fourth Proportional to 946,815.53, 1,306,606.91 and 538,917.39

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Solution

The fourth proportional to 946,815.53, 1,306,606.91 and 538,917.39 is: 743,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,815.53 : 1,306,606.91 = 538,917.39 : x
  2. Step 2: Convert to fraction form
    946,815.53/1,306,606.91 = 538,917.39/x
  3. Step 3: Cross multiply
    946,815.53x = 1,306,606.91 × 538,917.39
  4. Step 4: Simplify right side
    946,815.53x = 704,153,182,998.58
  5. Step 5: Solve for x
    x = 704,153,182,998.58/946,815.53
  6. Step 6: Final answer
    x = 743,706.84

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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.