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Finding the Fourth Proportional to 369,093.58, 509,349.16 and 199,327.70

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Solution

The fourth proportional to 369,093.58, 509,349.16 and 199,327.70 is: 275,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,093.58 : 509,349.16 = 199,327.70 : x
  2. Step 2: Convert to fraction form
    369,093.58/509,349.16 = 199,327.70/x
  3. Step 3: Cross multiply
    369,093.58x = 509,349.16 × 199,327.70
  4. Step 4: Simplify right side
    369,093.58x = 101,527,398,082.27
  5. Step 5: Solve for x
    x = 101,527,398,082.27/369,093.58
  6. Step 6: Final answer
    x = 275,072.24

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1.5x scale

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.