Home / 823,291.17-1,136,123.79-450,753.35

Finding the Fourth Proportional to 823,291.17, 1,136,123.79 and 450,753.35

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Solution

The fourth proportional to 823,291.17, 1,136,123.79 and 450,753.35 is: 622,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,291.17 : 1,136,123.79 = 450,753.35 : x
  2. Step 2: Convert to fraction form
    823,291.17/1,136,123.79 = 450,753.35/x
  3. Step 3: Cross multiply
    823,291.17x = 1,136,123.79 × 450,753.35
  4. Step 4: Simplify right side
    823,291.17x = 512,111,598,676.58
  5. Step 5: Solve for x
    x = 512,111,598,676.58/823,291.17
  6. Step 6: Final answer
    x = 622,029.75

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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.