Home / 799,442.78-1,199,786.01-557,988.09

Finding the Fourth Proportional to 799,442.78, 1,199,786.01 and 557,988.09

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Solution

The fourth proportional to 799,442.78, 1,199,786.01 and 557,988.09 is: 837,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,442.78 : 1,199,786.01 = 557,988.09 : x
  2. Step 2: Convert to fraction form
    799,442.78/1,199,786.01 = 557,988.09/x
  3. Step 3: Cross multiply
    799,442.78x = 1,199,786.01 × 557,988.09
  4. Step 4: Simplify right side
    799,442.78x = 669,466,297,536.97
  5. Step 5: Solve for x
    x = 669,466,297,536.97/799,442.78
  6. Step 6: Final answer
    x = 837,416.16

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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.