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Finding the Fourth Proportional to 515,234.52, 710,878.28 and 333,954.09

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Solution

The fourth proportional to 515,234.52, 710,878.28 and 333,954.09 is: 460,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,234.52 : 710,878.28 = 333,954.09 : x
  2. Step 2: Convert to fraction form
    515,234.52/710,878.28 = 333,954.09/x
  3. Step 3: Cross multiply
    515,234.52x = 710,878.28 × 333,954.09
  4. Step 4: Simplify right side
    515,234.52x = 237,400,707,428.40
  5. Step 5: Solve for x
    x = 237,400,707,428.40/515,234.52
  6. Step 6: Final answer
    x = 460,762.43

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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.