Home / 788,621.70-1,182,932.55-697,383.30

Finding the Fourth Proportional to 788,621.70, 1,182,932.55 and 697,383.30

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Solution

The fourth proportional to 788,621.70, 1,182,932.55 and 697,383.30 is: 1,046,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,621.70 : 1,182,932.55 = 697,383.30 : x
  2. Step 2: Convert to fraction form
    788,621.70/1,182,932.55 = 697,383.30/x
  3. Step 3: Cross multiply
    788,621.70x = 1,182,932.55 × 697,383.30
  4. Step 4: Simplify right side
    788,621.70x = 824,957,405,396.42
  5. Step 5: Solve for x
    x = 824,957,405,396.42/788,621.70
  6. Step 6: Final answer
    x = 1,046,074.95

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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.