Home / 671,110.08-926,171.82-384,648.57

Finding the Fourth Proportional to 671,110.08, 926,171.82 and 384,648.57

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Solution

The fourth proportional to 671,110.08, 926,171.82 and 384,648.57 is: 530,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,110.08 : 926,171.82 = 384,648.57 : x
  2. Step 2: Convert to fraction form
    671,110.08/926,171.82 = 384,648.57/x
  3. Step 3: Cross multiply
    671,110.08x = 926,171.82 × 384,648.57
  4. Step 4: Simplify right side
    671,110.08x = 356,250,666,137.30
  5. Step 5: Solve for x
    x = 356,250,666,137.30/671,110.08
  6. Step 6: Final answer
    x = 530,837.90

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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.