Home / 921,933.24-1,383,102.95-282,241.82

Finding the Fourth Proportional to 921,933.24, 1,383,102.95 and 282,241.82

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Solution

The fourth proportional to 921,933.24, 1,383,102.95 and 282,241.82 is: 423,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,933.24 : 1,383,102.95 = 282,241.82 : x
  2. Step 2: Convert to fraction form
    921,933.24/1,383,102.95 = 282,241.82/x
  3. Step 3: Cross multiply
    921,933.24x = 1,383,102.95 × 282,241.82
  4. Step 4: Simplify right side
    921,933.24x = 390,369,493,855.37
  5. Step 5: Solve for x
    x = 390,369,493,855.37/921,933.24
  6. Step 6: Final answer
    x = 423,424.90

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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.