Home / 663,076.48-994,613.82-307,896.28

Finding the Fourth Proportional to 663,076.48, 994,613.82 and 307,896.28

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Solution

The fourth proportional to 663,076.48, 994,613.82 and 307,896.28 is: 461,844.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,076.48 : 994,613.82 = 307,896.28 : x
  2. Step 2: Convert to fraction form
    663,076.48/994,613.82 = 307,896.28/x
  3. Step 3: Cross multiply
    663,076.48x = 994,613.82 × 307,896.28
  4. Step 4: Simplify right side
    663,076.48x = 306,237,895,214.59
  5. Step 5: Solve for x
    x = 306,237,895,214.59/663,076.48
  6. Step 6: Final answer
    x = 461,844.00

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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.