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Finding the Fourth Proportional to 569,968.35, 854,951.83 and 270,285.42

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Solution

The fourth proportional to 569,968.35, 854,951.83 and 270,285.42 is: 405,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,968.35 : 854,951.83 = 270,285.42 : x
  2. Step 2: Convert to fraction form
    569,968.35/854,951.83 = 270,285.42/x
  3. Step 3: Cross multiply
    569,968.35x = 854,951.83 × 270,285.42
  4. Step 4: Simplify right side
    569,968.35x = 231,081,016,981.67
  5. Step 5: Solve for x
    x = 231,081,016,981.67/569,968.35
  6. Step 6: Final answer
    x = 405,427.81

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1.5x scale

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.