Home / 799,467.89-1,103,378.22-508,986.68

Finding the Fourth Proportional to 799,467.89, 1,103,378.22 and 508,986.68

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Solution

The fourth proportional to 799,467.89, 1,103,378.22 and 508,986.68 is: 702,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,467.89 : 1,103,378.22 = 508,986.68 : x
  2. Step 2: Convert to fraction form
    799,467.89/1,103,378.22 = 508,986.68/x
  3. Step 3: Cross multiply
    799,467.89x = 1,103,378.22 × 508,986.68
  4. Step 4: Simplify right side
    799,467.89x = 561,604,811,465.22
  5. Step 5: Solve for x
    x = 561,604,811,465.22/799,467.89
  6. Step 6: Final answer
    x = 702,473.26

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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.