Home / 791,467-1,185,231.03-553,696.36

Finding the Fourth Proportional to 791,467, 1,185,231.03 and 553,696.36

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Solution

The fourth proportional to 791,467, 1,185,231.03 and 553,696.36 is: 829,166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,467 : 1,185,231.03 = 553,696.36 : x
  2. Step 2: Convert to fraction form
    791,467/1,185,231.03 = 553,696.36/x
  3. Step 3: Cross multiply
    791,467x = 1,185,231.03 × 553,696.36
  4. Step 4: Simplify right side
    791,467x = 656,258,107,070.05
  5. Step 5: Solve for x
    x = 656,258,107,070.05/791,467
  6. Step 6: Final answer
    x = 829,166.73

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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.