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Finding the Fourth Proportional to 576,481.82, 795,876.89 and 383,151.65

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Solution

The fourth proportional to 576,481.82, 795,876.89 and 383,151.65 is: 528,969.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,481.82 : 795,876.89 = 383,151.65 : x
  2. Step 2: Convert to fraction form
    576,481.82/795,876.89 = 383,151.65/x
  3. Step 3: Cross multiply
    576,481.82x = 795,876.89 × 383,151.65
  4. Step 4: Simplify right side
    576,481.82x = 304,941,537,705.23
  5. Step 5: Solve for x
    x = 304,941,537,705.23/576,481.82
  6. Step 6: Final answer
    x = 528,969.92

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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.