Home / 966,644.30-1,333,992.64-531,089.86

Finding the Fourth Proportional to 966,644.30, 1,333,992.64 and 531,089.86

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Solution

The fourth proportional to 966,644.30, 1,333,992.64 and 531,089.86 is: 732,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,644.30 : 1,333,992.64 = 531,089.86 : x
  2. Step 2: Convert to fraction form
    966,644.30/1,333,992.64 = 531,089.86/x
  3. Step 3: Cross multiply
    966,644.30x = 1,333,992.64 × 531,089.86
  4. Step 4: Simplify right side
    966,644.30x = 708,469,964,418.63
  5. Step 5: Solve for x
    x = 708,469,964,418.63/966,644.30
  6. Step 6: Final answer
    x = 732,916.92

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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.