Home / 369,093.24-509,348.67-199,327.35

Finding the Fourth Proportional to 369,093.24, 509,348.67 and 199,327.35

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Solution

The fourth proportional to 369,093.24, 509,348.67 and 199,327.35 is: 275,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,093.24 : 509,348.67 = 199,327.35 : x
  2. Step 2: Convert to fraction form
    369,093.24/509,348.67 = 199,327.35/x
  3. Step 3: Cross multiply
    369,093.24x = 509,348.67 × 199,327.35
  4. Step 4: Simplify right side
    369,093.24x = 101,527,120,617.13
  5. Step 5: Solve for x
    x = 101,527,120,617.13/369,093.24
  6. Step 6: Final answer
    x = 275,071.74

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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.