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Finding the Fourth Proportional to 403,241.89, 604,950.31 and 122,751.85

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Solution

The fourth proportional to 403,241.89, 604,950.31 and 122,751.85 is: 184,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,241.89 : 604,950.31 = 122,751.85 : x
  2. Step 2: Convert to fraction form
    403,241.89/604,950.31 = 122,751.85/x
  3. Step 3: Cross multiply
    403,241.89x = 604,950.31 × 122,751.85
  4. Step 4: Simplify right side
    403,241.89x = 74,258,769,710.57
  5. Step 5: Solve for x
    x = 74,258,769,710.57/403,241.89
  6. Step 6: Final answer
    x = 184,154.40

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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.