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Finding the Fourth Proportional to 365,271.26, 503,748 and 229,317.89

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Solution

The fourth proportional to 365,271.26, 503,748 and 229,317.89 is: 316,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,271.26 : 503,748 = 229,317.89 : x
  2. Step 2: Convert to fraction form
    365,271.26/503,748 = 229,317.89/x
  3. Step 3: Cross multiply
    365,271.26x = 503,748 × 229,317.89
  4. Step 4: Simplify right side
    365,271.26x = 115,518,425,932.98
  5. Step 5: Solve for x
    x = 115,518,425,932.98/365,271.26
  6. Step 6: Final answer
    x = 316,253.81

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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.