Home / 332,721.66-459,155.88-189,495.03

Finding the Fourth Proportional to 332,721.66, 459,155.88 and 189,495.03

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Solution

The fourth proportional to 332,721.66, 459,155.88 and 189,495.03 is: 261,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,721.66 : 459,155.88 = 189,495.03 : x
  2. Step 2: Convert to fraction form
    332,721.66/459,155.88 = 189,495.03/x
  3. Step 3: Cross multiply
    332,721.66x = 459,155.88 × 189,495.03
  4. Step 4: Simplify right side
    332,721.66x = 87,007,757,255.28
  5. Step 5: Solve for x
    x = 87,007,757,255.28/332,721.66
  6. Step 6: Final answer
    x = 261,503.14

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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.