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Finding the Fourth Proportional to 966,571.92, 1,333,832.10 and 536,879.42

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Solution

The fourth proportional to 966,571.92, 1,333,832.10 and 536,879.42 is: 740,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,571.92 : 1,333,832.10 = 536,879.42 : x
  2. Step 2: Convert to fraction form
    966,571.92/1,333,832.10 = 536,879.42/x
  3. Step 3: Cross multiply
    966,571.92x = 1,333,832.10 × 536,879.42
  4. Step 4: Simplify right side
    966,571.92x = 716,107,004,225.38
  5. Step 5: Solve for x
    x = 716,107,004,225.38/966,571.92
  6. Step 6: Final answer
    x = 740,872.96

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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.