Home / 799,315.48-1,199,564.70-378,592.60

Finding the Fourth Proportional to 799,315.48, 1,199,564.70 and 378,592.60

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Solution

The fourth proportional to 799,315.48, 1,199,564.70 and 378,592.60 is: 568,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,315.48 : 1,199,564.70 = 378,592.60 : x
  2. Step 2: Convert to fraction form
    799,315.48/1,199,564.70 = 378,592.60/x
  3. Step 3: Cross multiply
    799,315.48x = 1,199,564.70 × 378,592.60
  4. Step 4: Simplify right side
    799,315.48x = 454,146,318,641.22
  5. Step 5: Solve for x
    x = 454,146,318,641.22/799,315.48
  6. Step 6: Final answer
    x = 568,169.05

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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.