Home / 799,648.22-1,102,800.29-663,466.57

Finding the Fourth Proportional to 799,648.22, 1,102,800.29 and 663,466.57

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Solution

The fourth proportional to 799,648.22, 1,102,800.29 and 663,466.57 is: 914,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,648.22 : 1,102,800.29 = 663,466.57 : x
  2. Step 2: Convert to fraction form
    799,648.22/1,102,800.29 = 663,466.57/x
  3. Step 3: Cross multiply
    799,648.22x = 1,102,800.29 × 663,466.57
  4. Step 4: Simplify right side
    799,648.22x = 731,671,119,726.97
  5. Step 5: Solve for x
    x = 731,671,119,726.97/799,648.22
  6. Step 6: Final answer
    x = 914,991.24

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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.