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Finding the Fourth Proportional to 333,766.12, 500,663 and 97,108.80

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Solution

The fourth proportional to 333,766.12, 500,663 and 97,108.80 is: 145,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,766.12 : 500,663 = 97,108.80 : x
  2. Step 2: Convert to fraction form
    333,766.12/500,663 = 97,108.80/x
  3. Step 3: Cross multiply
    333,766.12x = 500,663 × 97,108.80
  4. Step 4: Simplify right side
    333,766.12x = 48,618,783,134.40
  5. Step 5: Solve for x
    x = 48,618,783,134.40/333,766.12
  6. Step 6: Final answer
    x = 145,667.22

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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.