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Finding the Fourth Proportional to 535,329, 803,304.54 and 239,841

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Solution

The fourth proportional to 535,329, 803,304.54 and 239,841 is: 359,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,329 : 803,304.54 = 239,841 : x
  2. Step 2: Convert to fraction form
    535,329/803,304.54 = 239,841/x
  3. Step 3: Cross multiply
    535,329x = 803,304.54 × 239,841
  4. Step 4: Simplify right side
    535,329x = 192,665,364,178.14
  5. Step 5: Solve for x
    x = 192,665,364,178.14/535,329
  6. Step 6: Final answer
    x = 359,900.85

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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.