Home / 348,037.24-521,524.44-258,859.48

Finding the Fourth Proportional to 348,037.24, 521,524.44 and 258,859.48

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Solution

The fourth proportional to 348,037.24, 521,524.44 and 258,859.48 is: 387,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,037.24 : 521,524.44 = 258,859.48 : x
  2. Step 2: Convert to fraction form
    348,037.24/521,524.44 = 258,859.48/x
  3. Step 3: Cross multiply
    348,037.24x = 521,524.44 × 258,859.48
  4. Step 4: Simplify right side
    348,037.24x = 135,001,545,345.69
  5. Step 5: Solve for x
    x = 135,001,545,345.69/348,037.24
  6. Step 6: Final answer
    x = 387,893.97

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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.