Home / 437,228.24-603,653.55-356,847.49

Finding the Fourth Proportional to 437,228.24, 603,653.55 and 356,847.49

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Solution

The fourth proportional to 437,228.24, 603,653.55 and 356,847.49 is: 492,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,228.24 : 603,653.55 = 356,847.49 : x
  2. Step 2: Convert to fraction form
    437,228.24/603,653.55 = 356,847.49/x
  3. Step 3: Cross multiply
    437,228.24x = 603,653.55 × 356,847.49
  4. Step 4: Simplify right side
    437,228.24x = 215,412,251,128.82
  5. Step 5: Solve for x
    x = 215,412,251,128.82/437,228.24
  6. Step 6: Final answer
    x = 492,676.89

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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.