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Finding the Fourth Proportional to 333,554.98, 499,913.30 and 238,289.26

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Solution

The fourth proportional to 333,554.98, 499,913.30 and 238,289.26 is: 357,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,554.98 : 499,913.30 = 238,289.26 : x
  2. Step 2: Convert to fraction form
    333,554.98/499,913.30 = 238,289.26/x
  3. Step 3: Cross multiply
    333,554.98x = 499,913.30 × 238,289.26
  4. Step 4: Simplify right side
    333,554.98x = 119,123,970,321.16
  5. Step 5: Solve for x
    x = 119,123,970,321.16/333,554.98
  6. Step 6: Final answer
    x = 357,134.44

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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.