Home / 384,246.75-576,373.37-134,928.75

Finding the Fourth Proportional to 384,246.75, 576,373.37 and 134,928.75

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Solution

The fourth proportional to 384,246.75, 576,373.37 and 134,928.75 is: 202,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,246.75 : 576,373.37 = 134,928.75 : x
  2. Step 2: Convert to fraction form
    384,246.75/576,373.37 = 134,928.75/x
  3. Step 3: Cross multiply
    384,246.75x = 576,373.37 × 134,928.75
  4. Step 4: Simplify right side
    384,246.75x = 77,769,338,347.39
  5. Step 5: Solve for x
    x = 77,769,338,347.39/384,246.75
  6. Step 6: Final answer
    x = 202,394.26

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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.