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Finding the Fourth Proportional to 662,294.81, 993,068.26 and 229,809.42

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Solution

The fourth proportional to 662,294.81, 993,068.26 and 229,809.42 is: 344,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,294.81 : 993,068.26 = 229,809.42 : x
  2. Step 2: Convert to fraction form
    662,294.81/993,068.26 = 229,809.42/x
  3. Step 3: Cross multiply
    662,294.81x = 993,068.26 × 229,809.42
  4. Step 4: Simplify right side
    662,294.81x = 228,216,440,276.49
  5. Step 5: Solve for x
    x = 228,216,440,276.49/662,294.81
  6. Step 6: Final answer
    x = 344,584.37

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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.