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Finding the Fourth Proportional to 384,365.69, 576,550.59 and 252,083.63

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Solution

The fourth proportional to 384,365.69, 576,550.59 and 252,083.63 is: 378,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,365.69 : 576,550.59 = 252,083.63 : x
  2. Step 2: Convert to fraction form
    384,365.69/576,550.59 = 252,083.63/x
  3. Step 3: Cross multiply
    384,365.69x = 576,550.59 × 252,083.63
  4. Step 4: Simplify right side
    384,365.69x = 145,338,966,101.91
  5. Step 5: Solve for x
    x = 145,338,966,101.91/384,365.69
  6. Step 6: Final answer
    x = 378,126.80

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1.5x scale

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.