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Finding the Fourth Proportional to 333,583.50, 500,427.10 and 112,019.34

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Solution

The fourth proportional to 333,583.50, 500,427.10 and 112,019.34 is: 168,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,583.50 : 500,427.10 = 112,019.34 : x
  2. Step 2: Convert to fraction form
    333,583.50/500,427.10 = 112,019.34/x
  3. Step 3: Cross multiply
    333,583.50x = 500,427.10 × 112,019.34
  4. Step 4: Simplify right side
    333,583.50x = 56,057,513,460.11
  5. Step 5: Solve for x
    x = 56,057,513,460.11/333,583.50
  6. Step 6: Final answer
    x = 168,046.42

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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.