Home / 496,011.12-684,466.28-269,654.64

Finding the Fourth Proportional to 496,011.12, 684,466.28 and 269,654.64

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Solution

The fourth proportional to 496,011.12, 684,466.28 and 269,654.64 is: 372,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,011.12 : 684,466.28 = 269,654.64 : x
  2. Step 2: Convert to fraction form
    496,011.12/684,466.28 = 269,654.64/x
  3. Step 3: Cross multiply
    496,011.12x = 684,466.28 × 269,654.64
  4. Step 4: Simplify right side
    496,011.12x = 184,569,508,325.54
  5. Step 5: Solve for x
    x = 184,569,508,325.54/496,011.12
  6. Step 6: Final answer
    x = 372,107.60

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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.