Home / 671,111.89-926,174.27-384,650.48

Finding the Fourth Proportional to 671,111.89, 926,174.27 and 384,650.48

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Solution

The fourth proportional to 671,111.89, 926,174.27 and 384,650.48 is: 530,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,111.89 : 926,174.27 = 384,650.48 : x
  2. Step 2: Convert to fraction form
    671,111.89/926,174.27 = 384,650.48/x
  3. Step 3: Cross multiply
    671,111.89x = 926,174.27 × 384,650.48
  4. Step 4: Simplify right side
    671,111.89x = 356,253,375,595.90
  5. Step 5: Solve for x
    x = 356,253,375,595.90/671,111.89
  6. Step 6: Final answer
    x = 530,840.51

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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.