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Finding the Fourth Proportional to 403,166.52, 604,837.24 and 122,676.48

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Solution

The fourth proportional to 403,166.52, 604,837.24 and 122,676.48 is: 184,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,166.52 : 604,837.24 = 122,676.48 : x
  2. Step 2: Convert to fraction form
    403,166.52/604,837.24 = 122,676.48/x
  3. Step 3: Cross multiply
    403,166.52x = 604,837.24 × 122,676.48
  4. Step 4: Simplify right side
    403,166.52x = 74,199,303,269.42
  5. Step 5: Solve for x
    x = 74,199,303,269.42/403,166.52
  6. Step 6: Final answer
    x = 184,041.33

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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.