Home / 489,748.11-734,671.37-182,082.32

Finding the Fourth Proportional to 489,748.11, 734,671.37 and 182,082.32

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Solution

The fourth proportional to 489,748.11, 734,671.37 and 182,082.32 is: 273,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,748.11 : 734,671.37 = 182,082.32 : x
  2. Step 2: Convert to fraction form
    489,748.11/734,671.37 = 182,082.32/x
  3. Step 3: Cross multiply
    489,748.11x = 734,671.37 × 182,082.32
  4. Step 4: Simplify right side
    489,748.11x = 133,770,666,118.94
  5. Step 5: Solve for x
    x = 133,770,666,118.94/489,748.11
  6. Step 6: Final answer
    x = 273,141.77

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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.