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Finding the Fourth Proportional to 375,448.67, 563,234.41 and 122,655.77

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Solution

The fourth proportional to 375,448.67, 563,234.41 and 122,655.77 is: 184,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,448.67 : 563,234.41 = 122,655.77 : x
  2. Step 2: Convert to fraction form
    375,448.67/563,234.41 = 122,655.77/x
  3. Step 3: Cross multiply
    375,448.67x = 563,234.41 × 122,655.77
  4. Step 4: Simplify right side
    375,448.67x = 69,083,949,698.32
  5. Step 5: Solve for x
    x = 69,083,949,698.32/375,448.67
  6. Step 6: Final answer
    x = 184,003.71

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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.