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Finding the Fourth Proportional to 966,610.16, 1,450,514 and 561,992.80

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Solution

The fourth proportional to 966,610.16, 1,450,514 and 561,992.80 is: 843,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,610.16 : 1,450,514 = 561,992.80 : x
  2. Step 2: Convert to fraction form
    966,610.16/1,450,514 = 561,992.80/x
  3. Step 3: Cross multiply
    966,610.16x = 1,450,514 × 561,992.80
  4. Step 4: Simplify right side
    966,610.16x = 815,178,424,299.20
  5. Step 5: Solve for x
    x = 815,178,424,299.20/966,610.16
  6. Step 6: Final answer
    x = 843,337.32

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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.