Home / 384,319.49-576,829.07-204,555.83

Finding the Fourth Proportional to 384,319.49, 576,829.07 and 204,555.83

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Solution

The fourth proportional to 384,319.49, 576,829.07 and 204,555.83 is: 307,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,319.49 : 576,829.07 = 204,555.83 : x
  2. Step 2: Convert to fraction form
    384,319.49/576,829.07 = 204,555.83/x
  3. Step 3: Cross multiply
    384,319.49x = 576,829.07 × 204,555.83
  4. Step 4: Simplify right side
    384,319.49x = 117,993,745,275.05
  5. Step 5: Solve for x
    x = 117,993,745,275.05/384,319.49
  6. Step 6: Final answer
    x = 307,019.94

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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.