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Finding the Fourth Proportional to 425,967.67, 587,837.06 and 232,379.51

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Solution

The fourth proportional to 425,967.67, 587,837.06 and 232,379.51 is: 320,684.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,967.67 : 587,837.06 = 232,379.51 : x
  2. Step 2: Convert to fraction form
    425,967.67/587,837.06 = 232,379.51/x
  3. Step 3: Cross multiply
    425,967.67x = 587,837.06 × 232,379.51
  4. Step 4: Simplify right side
    425,967.67x = 136,601,288,270.34
  5. Step 5: Solve for x
    x = 136,601,288,270.34/425,967.67
  6. Step 6: Final answer
    x = 320,684.64

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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.